CVE-2024-42123

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-42123", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-29T15:50:41.179Z", "datePublished": "2024-07-30T07:46:15.130Z", "dateUpdated": "2026-10-30T12:18:51.727Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-30T12:18:51.727Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix double free err_addr pointer warnings\n\nIn amdgpu_umc_bad_page_polling_timeout, the amdgpu_umc_handle_bad_pages\nwill be run many times so that double free err_addr in some special case.\nSo set the err_addr to NULL to avoid the warnings."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The vulnerable path is reached only through local GPU access \u2014 a compute job on /dev/kfd + /dev/dri/renderD* raising a per-PASID poison-consumption interrupt, or the driver's own page-retirement kthread. No network or adjacent-network input reaches amdgpu_umc_handle_bad_pages().\nAC:H - Triggering requires a real uncorrectable ECC/poison event in GPU HBM and, on a later poll iteration, amdgpu_dpm_get_ecc_info() returning a value other than 0 or -EOPNOTSUPP so that neither allocation branch runs \u2014 both conditions are hardware/firmware state the attacker cannot manufacture. The ~100-iteration polling loop gives many attempts per event, but the initiating hardware fault remains outside attacker control.\nPR:L - The consumption side is driven by an unprivileged userspace compute process \u2014 event_interrupt_poison_consumption_v11() dispatches on the job's PASID, and /dev/kfd and /dev/dri/renderD* are routinely granted to the render group on ML/HPC and multi-tenant GPU nodes and inside GPU containers. Root is not required (the debugfs ras_ctrl injection interface is merely a more reliable alternate route, and is itself created with world-writable S_IWUGO mode bits).\nUI:N - The double free happens autonomously inside the RAS interrupt handler and the amdgpu_ras_page_retirement_thread kthread once the poison event occurs. No victim action of any kind is needed.\nS:U - The corruption is confined to the host kernel's slab allocator, within the same security authority. The SR-IOV VF branch of amdgpu_umc_poison_handler() bypasses this code entirely, so no guest-to-host or IOMMU boundary is crossed.\nC:H - Beyond the generic UAF read primitive from a double free, there is a concrete disclosure path: the stale err_addr is passed to amdgpu_ras_add_bad_pages() with a persisted err_addr_cnt, copying freed slab contents into con->eh_data->bps, which are then persisted to the RAS EEPROM and readable by any local user through the S_IRUGO gpu_vram_bad_pages sysfs binary attribute.\nI:H - Freeing the same kcalloc'd object twice corrupts the SLUB freelist and, if the object is reallocated between the two frees, releases a live in-use allocation \u2014 a standard route to a controlled arbitrary-write primitive. The stale-pointer data additionally drives amdgpu_vram_mgr_reserve_range() and permanent RAS EEPROM writes with garbage retired-page addresses.\nA:H - With CONFIG_SLAB_FREELIST_HARDENED or SLUB debug the double free is detected and panics/BUGs immediately; without it the resulting freelist corruption and use-after-free crash the kernel. Either way the outcome is a full denial of service, compounded by the mode-2 GPU reset already in flight on this path."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c"], "versions": [{"version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "e4233036eaa4c6a4087e42bb18bc853b4b5fab3b", "status": "affected", "versionType": "git"}, {"version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "1eb6c4a0d83d1f348d718f813706105eff8cfc74", "status": "affected", "versionType": "git"}, {"version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "8e24beb3c2b08a4763f920399a9cc577ed440a1a", "status": "affected", "versionType": "git"}, {"version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "506c245f3f1cd989cb89811a7f06e04ff8813a0d", "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/gpu/drm/amd/amdgpu/amdgpu_umc.c"], "versions": [{"version": "4.2", "status": "affected"}, {"version": "0", "lessThan": "4.2", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.191", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.160", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.9.9", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10", "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": "4.2", "versionEndExcluding": "6.1.191"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.6.160"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.9.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.10"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/e4233036eaa4c6a4087e42bb18bc853b4b5fab3b"}, {"url": "https://git.kernel.org/stable/c/1eb6c4a0d83d1f348d718f813706105eff8cfc74"}, {"url": "https://git.kernel.org/stable/c/8e24beb3c2b08a4763f920399a9cc577ed440a1a"}, {"url": "https://git.kernel.org/stable/c/506c245f3f1cd989cb89811a7f06e04ff8813a0d"}], "title": "drm/amdgpu: fix double free err_addr pointer warnings", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:54:32.545Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/8e24beb3c2b08a4763f920399a9cc577ed440a1a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/506c245f3f1cd989cb89811a7f06e04ff8813a0d", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-42123", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:16:50.921873Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:04.953Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/8e24beb3c2b08a4763f920399a9cc577ed440a1a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/506c245f3f1cd989cb89811a7f06e04ff8813a0d", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:54:32.545Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-42123", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:16:50.921873Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T12:42:14.445Z"}}], "cna": {"title": "drm/amdgpu: fix double free err_addr pointer warnings", "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 7, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}, "scenarios": [{"lang": "en", "value": "AV:L - The vulnerable path is reached only through local GPU access \u2014 a compute job on /dev/kfd + /dev/dri/renderD* raising a per-PASID poison-consumption interrupt, or the driver's own page-retirement kthread. No network or adjacent-network input reaches amdgpu_umc_handle_bad_pages().\nAC:H - Triggering requires a real uncorrectable ECC/poison event in GPU HBM and, on a later poll iteration, amdgpu_dpm_get_ecc_info() returning a value other than 0 or -EOPNOTSUPP so that neither allocation branch runs \u2014 both conditions are hardware/firmware state the attacker cannot manufacture. The ~100-iteration polling loop gives many attempts per event, but the initiating hardware fault remains outside attacker control.\nPR:L - The consumption side is driven by an unprivileged userspace compute process \u2014 event_interrupt_poison_consumption_v11() dispatches on the job's PASID, and /dev/kfd and /dev/dri/renderD* are routinely granted to the render group on ML/HPC and multi-tenant GPU nodes and inside GPU containers. Root is not required (the debugfs ras_ctrl injection interface is merely a more reliable alternate route, and is itself created with world-writable S_IWUGO mode bits).\nUI:N - The double free happens autonomously inside the RAS interrupt handler and the amdgpu_ras_page_retirement_thread kthread once the poison event occurs. No victim action of any kind is needed.\nS:U - The corruption is confined to the host kernel's slab allocator, within the same security authority. The SR-IOV VF branch of amdgpu_umc_poison_handler() bypasses this code entirely, so no guest-to-host or IOMMU boundary is crossed.\nC:H - Beyond the generic UAF read primitive from a double free, there is a concrete disclosure path: the stale err_addr is passed to amdgpu_ras_add_bad_pages() with a persisted err_addr_cnt, copying freed slab contents into con->eh_data->bps, which are then persisted to the RAS EEPROM and readable by any local user through the S_IRUGO gpu_vram_bad_pages sysfs binary attribute.\nI:H - Freeing the same kcalloc'd object twice corrupts the SLUB freelist and, if the object is reallocated between the two frees, releases a live in-use allocation \u2014 a standard route to a controlled arbitrary-write primitive. The stale-pointer data additionally drives amdgpu_vram_mgr_reserve_range() and permanent RAS EEPROM writes with garbage retired-page addresses.\nA:H - With CONFIG_SLAB_FREELIST_HARDENED or SLUB debug the double free is detected and panics/BUGs immediately; without it the resulting freelist corruption and use-after-free crash the kernel. Either way the outcome is a full denial of service, compounded by the mode-2 GPU reset already in flight on this path."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "e4233036eaa4c6a4087e42bb18bc853b4b5fab3b", "versionType": "git"}, {"status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "1eb6c4a0d83d1f348d718f813706105eff8cfc74", "versionType": "git"}, {"status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "8e24beb3c2b08a4763f920399a9cc577ed440a1a", "versionType": "git"}, {"status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "lessThan": "506c245f3f1cd989cb89811a7f06e04ff8813a0d", "versionType": "git"}], "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.2"}, {"status": "unaffected", "version": "0", "lessThan": "4.2", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.191", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.160", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.9.9", "versionType": "semver", "lessThanOrEqual": "6.9.*"}, {"status": "unaffected", "version": "6.10", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/e4233036eaa4c6a4087e42bb18bc853b4b5fab3b"}, {"url": "https://git.kernel.org/stable/c/1eb6c4a0d83d1f348d718f813706105eff8cfc74"}, {"url": "https://git.kernel.org/stable/c/8e24beb3c2b08a4763f920399a9cc577ed440a1a"}, {"url": "https://git.kernel.org/stable/c/506c245f3f1cd989cb89811a7f06e04ff8813a0d"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix double free err_addr pointer warnings\n\nIn amdgpu_umc_bad_page_polling_timeout, the amdgpu_umc_handle_bad_pages\nwill be run many times so that double free err_addr in some special case.\nSo set the err_addr to NULL to avoid the warnings."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.191", "versionStartIncluding": "4.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.160", "versionStartIncluding": "4.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.9.9", "versionStartIncluding": "4.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.10", "versionStartIncluding": "4.2"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-30T12:18:51.727Z"}}}, "cveMetadata": {"cveId": "CVE-2024-42123", "state": "PUBLISHED", "dateUpdated": "2026-10-30T12:18:51.727Z", "dateReserved": "2024-07-29T15:50:41.179Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-07-30T07:46:15.130Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "e4233036eaa4c6a4087e42bb18bc853b4b5fab3b", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "1eb6c4a0d83d1f348d718f813706105eff8cfc74", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "8e24beb3c2b08a4763f920399a9cc577ed440a1a", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "506c245f3f1cd989cb89811a7f06e04ff8813a0d", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.2"}, {"lessThan": "4.2", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.191", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.160", "versionType": "semver"}, {"lessThanOrEqual": "6.9.*", "status": "unaffected", "version": "6.9.9", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.10", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0B6193E6-770B-4981-851E-1D227F212C1E", "versionEndIncluding": "6.9.9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix double free err_addr pointer warnings\n\nIn amdgpu_umc_bad_page_polling_timeout, the amdgpu_umc_handle_bad_pages\nwill be run many times so that double free err_addr in some special case.\nSo set the err_addr to NULL to avoid the warnings."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amdgpu: corrige las advertencias del puntero err_addr doble libre. En amdgpu_umc_bad_page_polling_timeout, amdgpu_umc_handle_bad_pages se ejecutar\u00e1 muchas veces para que err_addr libre doble en alg\u00fan caso especial. As\u00ed que establezca err_addr en NULL para evitar las advertencias."}], "id": "CVE-2024-42123", "lastModified": "2026-10-30T13:17:31.767", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-42123", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T16:16:50.921873Z", "version": "2.0.3"}}]}, "published": "2024-07-30T08:15:04.500", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1eb6c4a0d83d1f348d718f813706105eff8cfc74"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/506c245f3f1cd989cb89811a7f06e04ff8813a0d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8e24beb3c2b08a4763f920399a9cc577ed440a1a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e4233036eaa4c6a4087e42bb18bc853b4b5fab3b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/506c245f3f1cd989cb89811a7f06e04ff8813a0d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8e24beb3c2b08a4763f920399a9cc577ed440a1a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-415"}], "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: drm/amdgpu: fix double free err_addr pointer warnings", "id": "2301488", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2301488"}, "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-415", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/amdgpu: fix double free err_addr pointer warnings\nIn amdgpu_umc_bad_page_polling_timeout, the amdgpu_umc_handle_bad_pages\nwill be run many times so that double free err_addr in some special case.\nSo set the err_addr to NULL to avoid the warnings.", "A vulnerability was found in the amdgpu_umc_handle_bad_pages() function in the Linux kernel's amdgpu driver. If the function is called multiple times in quick succession, a double free error can occur because the err_data->err_addr pointer that is being freed is not being set to NULL in between calls. This could lead to memory corruption or crashes."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-42123", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not 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": "2024-07-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-42123\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-42123\nhttps://lore.kernel.org/linux-cve-announce/2024073025-CVE-2024-42123-056d@gregkh/T"], "statement": "Red Hat believes this flaw is moderate severity because the permissions necessary to effectively trigger this flaw are high. A user would need to have kernel and driver access to effectively operate the driver and repeatedly trigger the amdgpu_umc_handle_bad_pages() function.", "threat_severity": "Moderate"}

{}