CVE-2024-26838

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-26838", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-19T14:20:24.182Z", "datePublished": "2024-04-17T10:10:04.871Z", "dateUpdated": "2026-08-05T11:27:44.934Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T11:27:44.934Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Fix KASAN issue with tasklet\n\nKASAN testing revealed the following issue assocated with freeing an IRQ.\n\n[50006.466686] Call Trace:\n[50006.466691] <IRQ>\n[50006.489538] dump_stack+0x5c/0x80\n[50006.493475] print_address_description.constprop.6+0x1a/0x150\n[50006.499872] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.505742] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.511644] kasan_report.cold.11+0x7f/0x118\n[50006.516572] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.522473] irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.528232] irdma_process_ceq+0xb2/0x400 [irdma]\n[50006.533601] ? irdma_hw_flush_wqes_callback+0x370/0x370 [irdma]\n[50006.540298] irdma_ceq_dpc+0x44/0x100 [irdma]\n[50006.545306] tasklet_action_common.isra.14+0x148/0x2c0\n[50006.551096] __do_softirq+0x1d0/0xaf8\n[50006.555396] irq_exit_rcu+0x219/0x260\n[50006.559670] irq_exit+0xa/0x20\n[50006.563320] smp_apic_timer_interrupt+0x1bf/0x690\n[50006.568645] apic_timer_interrupt+0xf/0x20\n[50006.573341] </IRQ>\n\nThe issue is that a tasklet could be pending on another core racing\nthe delete of the irq.\n\nFix by insuring any scheduled tasklet is killed after deleting the\nirq."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The vulnerable window is opened by irdma/ice device teardown or PF reset and is exercised through local RDMA verbs access (/dev/infiniband/uverbs*) driving CEQ completion interrupts; no remote packet parsing reaches the free path.\nAC:L - The attacker controls both sides of the race \u2014 a sustained stream of RDMA completions keeps a CEQ tasklet pending on some CPU at essentially all times, so any teardown/reset deterministically lands in the window, and the freed kmalloc'd irdma_ceq object is readily reclaimed by ordinary heap spray.\nPR:L - An unprivileged local user holding an RDMA context can drive the CEQ interrupt storm and provoke the PE/HMC critical-error path in irdma_iidc_event_handler() that self-requests a PF reset (main.c:119-145), tearing the device down without root; no capability in the init namespace is needed for the verbs path.\nUI:N - The teardown can be initiated by the attacker-provoked CRIT_ERR/PFR reset path rather than requiring an administrator to unload the module, so no action by another user is needed.\nS:U - The use-after-free and any resulting corruption are confined to the kernel's own memory and security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The stale tasklet reads freed DMA and slab memory (iwceq->rf, ceq ring, CEQE payloads) and, once reclaimed, the attacker-shaped object yields dereferences of arbitrary kernel addresses, enabling disclosure of kernel memory well beyond a bounded leak.\nI:H - irdma_sc_cq_ack() performs writel(cq->cq_uk.cq_id, cq->cq_uk.cq_ack_db) using two fields from the freed/reclaimed object \u2014 an arbitrary 32-bit write \u2014 and irdma_iwarp_ce_handler() makes an indirect call through cq->back_cq->ibcq.comp_handler, giving control-flow hijack.\nA:H - Even unweaponized, the tasklet dereferences freed memory and treats garbage as a struct irdma_sc_cq pointer, producing an immediate oops/panic in softirq context (as shown by the KASAN splat) and taking the machine down."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/hw/irdma/hw.c"], "versions": [{"version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "635d79aa477f9912e602feb5498bdd51fb9cb824", "status": "affected", "versionType": "git"}, {"version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa", "status": "affected", "versionType": "git"}, {"version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "c6f1ca235f68b22b3e691b2ea87ac285e5946848", "status": "affected", "versionType": "git"}, {"version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "0ae8ad0013978f7471f22bcf45b027393e87f5dc", "status": "affected", "versionType": "git"}, {"version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "bd97cea7b18a0a553773af806dfbfac27a7c4acb", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/hw/irdma/hw.c"], "versions": [{"version": "5.14", "status": "affected"}, {"version": "0", "lessThan": "5.14", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.150", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.80", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.19", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.7.7", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.8", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "5.15.150"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.1.80"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.6.19"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.7.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.8"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/635d79aa477f9912e602feb5498bdd51fb9cb824"}, {"url": "https://git.kernel.org/stable/c/b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa"}, {"url": "https://git.kernel.org/stable/c/c6f1ca235f68b22b3e691b2ea87ac285e5946848"}, {"url": "https://git.kernel.org/stable/c/0ae8ad0013978f7471f22bcf45b027393e87f5dc"}, {"url": "https://git.kernel.org/stable/c/bd97cea7b18a0a553773af806dfbfac27a7c4acb"}], "title": "RDMA/irdma: Fix KASAN issue with tasklet", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26838", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-10T14:27:19.140994Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:48:36.256Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.672Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/635d79aa477f9912e602feb5498bdd51fb9cb824", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/c6f1ca235f68b22b3e691b2ea87ac285e5946848", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/0ae8ad0013978f7471f22bcf45b027393e87f5dc", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/bd97cea7b18a0a553773af806dfbfac27a7c4acb", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/635d79aa477f9912e602feb5498bdd51fb9cb824", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/c6f1ca235f68b22b3e691b2ea87ac285e5946848", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/0ae8ad0013978f7471f22bcf45b027393e87f5dc", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/bd97cea7b18a0a553773af806dfbfac27a7c4acb", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.672Z"}}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26838", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-10T14:27:19.140994Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-23T19:01:24.299Z"}, "title": "CISA ADP Vulnrichment"}], "cna": {"title": "RDMA/irdma: Fix KASAN issue with tasklet", "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 7.8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}, "scenarios": [{"lang": "en", "value": "AV:L - The vulnerable window is opened by irdma/ice device teardown or PF reset and is exercised through local RDMA verbs access (/dev/infiniband/uverbs*) driving CEQ completion interrupts; no remote packet parsing reaches the free path.\nAC:L - The attacker controls both sides of the race \u2014 a sustained stream of RDMA completions keeps a CEQ tasklet pending on some CPU at essentially all times, so any teardown/reset deterministically lands in the window, and the freed kmalloc'd irdma_ceq object is readily reclaimed by ordinary heap spray.\nPR:L - An unprivileged local user holding an RDMA context can drive the CEQ interrupt storm and provoke the PE/HMC critical-error path in irdma_iidc_event_handler() that self-requests a PF reset (main.c:119-145), tearing the device down without root; no capability in the init namespace is needed for the verbs path.\nUI:N - The teardown can be initiated by the attacker-provoked CRIT_ERR/PFR reset path rather than requiring an administrator to unload the module, so no action by another user is needed.\nS:U - The use-after-free and any resulting corruption are confined to the kernel's own memory and security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The stale tasklet reads freed DMA and slab memory (iwceq->rf, ceq ring, CEQE payloads) and, once reclaimed, the attacker-shaped object yields dereferences of arbitrary kernel addresses, enabling disclosure of kernel memory well beyond a bounded leak.\nI:H - irdma_sc_cq_ack() performs writel(cq->cq_uk.cq_id, cq->cq_uk.cq_ack_db) using two fields from the freed/reclaimed object \u2014 an arbitrary 32-bit write \u2014 and irdma_iwarp_ce_handler() makes an indirect call through cq->back_cq->ibcq.comp_handler, giving control-flow hijack.\nA:H - Even unweaponized, the tasklet dereferences freed memory and treats garbage as a struct irdma_sc_cq pointer, producing an immediate oops/panic in softirq context (as shown by the KASAN splat) and taking the machine down."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "635d79aa477f9912e602feb5498bdd51fb9cb824", "versionType": "git"}, {"status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa", "versionType": "git"}, {"status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "c6f1ca235f68b22b3e691b2ea87ac285e5946848", "versionType": "git"}, {"status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "0ae8ad0013978f7471f22bcf45b027393e87f5dc", "versionType": "git"}, {"status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "lessThan": "bd97cea7b18a0a553773af806dfbfac27a7c4acb", "versionType": "git"}], "programFiles": ["drivers/infiniband/hw/irdma/hw.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.14"}, {"status": "unaffected", "version": "0", "lessThan": "5.14", "versionType": "semver"}, {"status": "unaffected", "version": "5.15.150", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.80", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.19", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.7.7", "versionType": "semver", "lessThanOrEqual": "6.7.*"}, {"status": "unaffected", "version": "6.8", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/infiniband/hw/irdma/hw.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/635d79aa477f9912e602feb5498bdd51fb9cb824"}, {"url": "https://git.kernel.org/stable/c/b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa"}, {"url": "https://git.kernel.org/stable/c/c6f1ca235f68b22b3e691b2ea87ac285e5946848"}, {"url": "https://git.kernel.org/stable/c/0ae8ad0013978f7471f22bcf45b027393e87f5dc"}, {"url": "https://git.kernel.org/stable/c/bd97cea7b18a0a553773af806dfbfac27a7c4acb"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Fix KASAN issue with tasklet\n\nKASAN testing revealed the following issue assocated with freeing an IRQ.\n\n[50006.466686] Call Trace:\n[50006.466691] <IRQ>\n[50006.489538] dump_stack+0x5c/0x80\n[50006.493475] print_address_description.constprop.6+0x1a/0x150\n[50006.499872] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.505742] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.511644] kasan_report.cold.11+0x7f/0x118\n[50006.516572] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.522473] irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.528232] irdma_process_ceq+0xb2/0x400 [irdma]\n[50006.533601] ? irdma_hw_flush_wqes_callback+0x370/0x370 [irdma]\n[50006.540298] irdma_ceq_dpc+0x44/0x100 [irdma]\n[50006.545306] tasklet_action_common.isra.14+0x148/0x2c0\n[50006.551096] __do_softirq+0x1d0/0xaf8\n[50006.555396] irq_exit_rcu+0x219/0x260\n[50006.559670] irq_exit+0xa/0x20\n[50006.563320] smp_apic_timer_interrupt+0x1bf/0x690\n[50006.568645] apic_timer_interrupt+0xf/0x20\n[50006.573341] </IRQ>\n\nThe issue is that a tasklet could be pending on another core racing\nthe delete of the irq.\n\nFix by insuring any scheduled tasklet is killed after deleting the\nirq."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.150", "versionStartIncluding": "5.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.80", "versionStartIncluding": "5.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.19", "versionStartIncluding": "5.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.7.7", "versionStartIncluding": "5.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.8", "versionStartIncluding": "5.14"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T11:27:44.934Z"}}}, "cveMetadata": {"cveId": "CVE-2024-26838", "state": "PUBLISHED", "dateUpdated": "2026-08-05T11:27:44.934Z", "dateReserved": "2024-02-19T14:20:24.182Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-04-17T10:10:04.871Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/infiniband/hw/irdma/hw.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "635d79aa477f9912e602feb5498bdd51fb9cb824", "status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "versionType": "git"}, {"lessThan": "b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa", "status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "versionType": "git"}, {"lessThan": "c6f1ca235f68b22b3e691b2ea87ac285e5946848", "status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "versionType": "git"}, {"lessThan": "0ae8ad0013978f7471f22bcf45b027393e87f5dc", "status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "versionType": "git"}, {"lessThan": "bd97cea7b18a0a553773af806dfbfac27a7c4acb", "status": "affected", "version": "44d9e52977a1b90b0db1c7f8b197c218e9226520", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/infiniband/hw/irdma/hw.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.14"}, {"lessThan": "5.14", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.150", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.80", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.19", "versionType": "semver"}, {"lessThanOrEqual": "6.7.*", "status": "unaffected", "version": "6.7.7", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.8", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EBBAEBC6-6569-42D4-A15B-399B3C77CD52", "versionEndExcluding": "5.15.150", "versionStartIncluding": "5.14", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BA7850CE-97C9-4408-A348-6173296BCA2B", "versionEndExcluding": "6.1.80", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8D82004C-B2AE-4048-9344-32EFF65953B0", "versionEndExcluding": "6.6.19", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "575EE16B-67F2-4B5B-B5F8-1877715C898B", "versionEndExcluding": "6.7.7", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*", "matchCriteriaId": "B9F4EA73-0894-400F-A490-3A397AB7A517", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*", "matchCriteriaId": "056BD938-0A27-4569-B391-30578B309EE3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*", "matchCriteriaId": "F02056A5-B362-4370-9FF8-6F0BD384D520", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*", "matchCriteriaId": "62075ACE-B2A0-4B16-829D-B3DA5AE5CC41", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*", "matchCriteriaId": "A780F817-2A77-4130-A9B7-5C25606314E3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Fix KASAN issue with tasklet\n\nKASAN testing revealed the following issue assocated with freeing an IRQ.\n\n[50006.466686] Call Trace:\n[50006.466691] <IRQ>\n[50006.489538] dump_stack+0x5c/0x80\n[50006.493475] print_address_description.constprop.6+0x1a/0x150\n[50006.499872] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.505742] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.511644] kasan_report.cold.11+0x7f/0x118\n[50006.516572] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.522473] irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.528232] irdma_process_ceq+0xb2/0x400 [irdma]\n[50006.533601] ? irdma_hw_flush_wqes_callback+0x370/0x370 [irdma]\n[50006.540298] irdma_ceq_dpc+0x44/0x100 [irdma]\n[50006.545306] tasklet_action_common.isra.14+0x148/0x2c0\n[50006.551096] __do_softirq+0x1d0/0xaf8\n[50006.555396] irq_exit_rcu+0x219/0x260\n[50006.559670] irq_exit+0xa/0x20\n[50006.563320] smp_apic_timer_interrupt+0x1bf/0x690\n[50006.568645] apic_timer_interrupt+0xf/0x20\n[50006.573341] </IRQ>\n\nThe issue is that a tasklet could be pending on another core racing\nthe delete of the irq.\n\nFix by insuring any scheduled tasklet is killed after deleting the\nirq."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: RDMA/irdma: solucione el problema de KASAN con el tasklet Las pruebas de KASAN revelaron el siguiente problema asociado con la liberaci\u00f3n de una IRQ. [50006.466686] Seguimiento de llamadas: [50006.466691] [50006.489538] dump_stack+0x5c/0x80 [50006.493475] print_address_description.constprop.6+0x1a/0x150 [50006.499872] ? irdma_sc_process_ceq+0x483/0x790 [irdma] [50006.505742] ? irdma_sc_process_ceq+0x483/0x790 [irdma] [50006.511644] kasan_report.cold.11+0x7f/0x118 [50006.516572] ? irdma_sc_process_ceq+0x483/0x790 [irdma] [50006.522473] irdma_sc_process_ceq+0x483/0x790 [irdma] [50006.528232] irdma_process_ceq+0xb2/0x400 [irdma] [50006.536.53601 irdma_hw_flush_wqes_callback+0x370/0x370 [irdma] [50006.540298] irdma_ceq_dpc+0x44/0x100 [irdma] [50006.545306] tasklet_action_common.isra.14+0x148/0x2c0 [50006.551096 ] __do_softirq+0x1d0/0xaf8 [50006.555396] irq_exit_rcu+0x219/0x260 [50006.559670] irq_exit+0xa/0x20 [50006.563320] smp_apic_timer_interrupt+0x1bf/0x690 [50006.568645] apic_timer_interrupt+0xf/0x20 [50006.573341] El problema es que un tasklet podr\u00eda estar pendiente en otro n\u00facleo acelerando la eliminaci\u00f3n del irq. Soluci\u00f3n asegur\u00e1ndose de que cualquier tasklet programado se elimine despu\u00e9s de eliminar el irq."}], "id": "CVE-2024-26838", "lastModified": "2026-08-04T11:17:12.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-26838", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-05-10T14:27:19.140994Z", "version": "2.0.3"}}]}, "published": "2024-04-17T10:15:09.810", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0ae8ad0013978f7471f22bcf45b027393e87f5dc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/635d79aa477f9912e602feb5498bdd51fb9cb824"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bd97cea7b18a0a553773af806dfbfac27a7c4acb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c6f1ca235f68b22b3e691b2ea87ac285e5946848"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0ae8ad0013978f7471f22bcf45b027393e87f5dc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/635d79aa477f9912e602feb5498bdd51fb9cb824"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b2e4a5266e3d133b4c7f0e43bf40d13ce14fd1aa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bd97cea7b18a0a553773af806dfbfac27a7c4acb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c6f1ca235f68b22b3e691b2ea87ac285e5946848"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: RDMA/irdma: Fix KASAN issue with tasklet", "id": "2275578", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2275578"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-362", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nRDMA/irdma: Fix KASAN issue with tasklet\nKASAN testing revealed the following issue assocated with freeing an IRQ.\n[50006.466686] Call Trace:\n[50006.466691] <IRQ>\n[50006.489538] dump_stack+0x5c/0x80\n[50006.493475] print_address_description.constprop.6+0x1a/0x150\n[50006.499872] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.505742] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.511644] kasan_report.cold.11+0x7f/0x118\n[50006.516572] ? irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.522473] irdma_sc_process_ceq+0x483/0x790 [irdma]\n[50006.528232] irdma_process_ceq+0xb2/0x400 [irdma]\n[50006.533601] ? irdma_hw_flush_wqes_callback+0x370/0x370 [irdma]\n[50006.540298] irdma_ceq_dpc+0x44/0x100 [irdma]\n[50006.545306] tasklet_action_common.isra.14+0x148/0x2c0\n[50006.551096] __do_softirq+0x1d0/0xaf8\n[50006.555396] irq_exit_rcu+0x219/0x260\n[50006.559670] irq_exit+0xa/0x20\n[50006.563320] smp_apic_timer_interrupt+0x1bf/0x690\n[50006.568645] apic_timer_interrupt+0xf/0x20\n[50006.573341] </IRQ>\nThe issue is that a tasklet could be pending on another core racing\nthe delete of the irq.\nFix by insuring any scheduled tasklet is killed after deleting the\nirq."], "name": "CVE-2024-26838", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-04-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26838\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26838\nhttps://lore.kernel.org/linux-cve-announce/2024041715-CVE-2024-26838-2fdb@gregkh/T"], "threat_severity": "Low"}

{}