CVE-2024-46673

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-46673", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-09-11T15:12:18.247Z", "datePublished": "2024-09-13T05:29:09.649Z", "dateUpdated": "2026-08-05T11:37:52.370Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T11:37:52.370Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: aacraid: Fix double-free on probe failure\n\naac_probe_one() calls hardware-specific init functions through the\naac_driver_ident::init pointer, all of which eventually call down to\naac_init_adapter().\n\nIf aac_init_adapter() fails after allocating memory for aac_dev::queues,\nit frees the memory but does not clear that member.\n\nAfter the hardware-specific init function returns an error,\naac_probe_one() goes down an error path that frees the memory pointed to\nby aac_dev::queues, resulting.in a double-free."}], "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 code is a PCI probe/adapter-reset path for a local Adaptec RAID HBA, reached only from local driver bind, the `/dev/aacN` ioctl, sysfs `reset_host`, or SCSI error handling. No remote or adjacent-network input reaches it.\nAC:L - Triggering requires the adapter re-init to hit an allocation failure at `aac_comm_init()`/`aac_fib_setup()` while a probe or host-reset is in flight; an attacker able to invoke the reset path can loop it while driving DMA32 memory pressure, controlling both sides and retrying until the ENOMEM window lands.\nPR:L - Once `dev->queues` is left dangling, any local user can drive the paths that dereference and re-free it (ioctl handling, I/O to the array); a plain unprivileged local account is sufficient to supply the memory pressure and to reuse the freed slab object.\nUI:N - No victim action is needed \u2014 the free and the subsequent reuse/second free happen inside the driver's own error unwind and interrupt/kthread contexts.\nS:U - The corruption is confined to kernel slab memory managed by the same kernel security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The stale `dev->queues` is read by the interrupt handlers, the command kthread, and the ioctl path after the object is freed, and the double free lets an attacker place a controlled object at that address \u2014 yielding disclosure of arbitrary reallocated kernel data.\nI:H - Freed memory is written through the dangling pointer (queue head/tail indices, list_head links, atomics) and the double free hands the attacker the classic two-owners-of-one-slab-object primitive, which is escalatable to arbitrary kernel write and control-flow hijack.\nA:H - A `kfree()` of an already-freed pointer trips SLUB freelist-hardening `BUG()` or corrupts the freelist, and the dangling `dev->queues` dereference from interrupt context reliably oopses \u2014 a full kernel panic on the storage controller."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/scsi/aacraid/comminit.c"], "versions": [{"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": "d237c7d06ffddcdb5d36948c527dc01284388218", "status": "affected", "versionType": "git"}, {"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": "564e1986b00c5f05d75342f8407f75f0a17b94df", "status": "affected", "versionType": "git"}, {"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": "9e96dea7eff6f2bbcd0b42a098012fc66af9eb69", "status": "affected", "versionType": "git"}, {"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": "85449b28ff6a89c4513115e43ddcad949b5890c9", "status": "affected", "versionType": "git"}, {"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": "60962c3d8e18e5d8dfa16df788974dd7f35bd87a", "status": "affected", "versionType": "git"}, {"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": "8a3995a3ffeca280a961b59f5c99843d81b15929", "status": "affected", "versionType": "git"}, {"version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": 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"semver"}, {"version": "6.1.108", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.49", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10.8", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11", "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": "2.6.15", "versionEndExcluding": "4.19.321"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "5.4.283"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "5.10.225"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "5.15.166"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "6.1.108"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "6.6.49"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "6.10.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.15", "versionEndExcluding": "6.11"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d237c7d06ffddcdb5d36948c527dc01284388218"}, {"url": "https://git.kernel.org/stable/c/564e1986b00c5f05d75342f8407f75f0a17b94df"}, {"url": "https://git.kernel.org/stable/c/9e96dea7eff6f2bbcd0b42a098012fc66af9eb69"}, {"url": "https://git.kernel.org/stable/c/85449b28ff6a89c4513115e43ddcad949b5890c9"}, {"url": "https://git.kernel.org/stable/c/60962c3d8e18e5d8dfa16df788974dd7f35bd87a"}, {"url": "https://git.kernel.org/stable/c/8a3995a3ffeca280a961b59f5c99843d81b15929"}, {"url": "https://git.kernel.org/stable/c/4b540ec7c0045c2d01c4e479f34bbc8f147afa4c"}, {"url": "https://git.kernel.org/stable/c/919ddf8336f0b84c0453bac583808c9f165a85c2"}], "title": "scsi: aacraid: Fix double-free on probe failure", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-29T15:45:02.828351Z", "id": "CVE-2024-46673", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-29T15:45:17.225Z"}}, {"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T22:16:05.090Z"}}]}}

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No remote or adjacent-network input reaches it.\nAC:L - Triggering requires the adapter re-init to hit an allocation failure at `aac_comm_init()`/`aac_fib_setup()` while a probe or host-reset is in flight; an attacker able to invoke the reset path can loop it while driving DMA32 memory pressure, controlling both sides and retrying until the ENOMEM window lands.\nPR:L - Once `dev->queues` is left dangling, any local user can drive the paths that dereference and re-free it (ioctl handling, I/O to the array); a plain unprivileged local account is sufficient to supply the memory pressure and to reuse the freed slab object.\nUI:N - No victim action is needed \u2014 the free and the subsequent reuse/second free happen inside the driver's own error unwind and interrupt/kthread contexts.\nS:U - The corruption is confined to kernel slab memory managed by the same kernel security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The stale `dev->queues` is read by the interrupt handlers, the command kthread, and the ioctl path after the object is freed, and the double free lets an attacker place a controlled object at that address \u2014 yielding disclosure of arbitrary reallocated kernel data.\nI:H - Freed memory is written through the dangling pointer (queue head/tail indices, list_head links, atomics) and the double free hands the attacker the classic two-owners-of-one-slab-object primitive, which is escalatable to arbitrary kernel write and control-flow hijack.\nA:H - A `kfree()` of an already-freed pointer trips SLUB freelist-hardening `BUG()` or corrupts the freelist, and the dangling `dev->queues` dereference from interrupt context reliably oopses \u2014 a full kernel panic on the storage controller."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "8e0c5ebde82b08f6d996e11983890fc4cc085fab", "lessThan": 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"vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: aacraid: Fix double-free on probe failure\n\naac_probe_one() calls hardware-specific init functions through the\naac_driver_ident::init pointer, all of which eventually call down to\naac_init_adapter().\n\nIf aac_init_adapter() fails after allocating memory for aac_dev::queues,\nit frees the memory but does not clear that member.\n\nAfter the hardware-specific init function returns an error,\naac_probe_one() goes down an error path that frees the memory pointed to\nby aac_dev::queues, resulting.in a double-free."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: aacraid: Fix double-free on probe failure aac_probe_one() llama a funciones init espec\u00edficas del hardware a trav\u00e9s del puntero aac_driver_ident::init, todas las cuales eventualmente invocan a aac_init_adapter(). Si aac_init_adapter() falla despu\u00e9s de asignar memoria para aac_dev::queues, libera la memoria pero no borra ese miembro. Despu\u00e9s de que la funci\u00f3n init espec\u00edfica del hardware devuelve un error, aac_probe_one() recorre una ruta de error que libera la memoria a la que apunta aac_dev::queues, lo que da como resultado una doble liberaci\u00f3n."}], "id": "CVE-2024-46673", "lastModified": "2026-08-04T11:20:13.583", "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": 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": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-46673", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-29T15:45:02.828351Z", "version": "2.0.3"}}]}, "published": "2024-09-13T06:15:11.917", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4b540ec7c0045c2d01c4e479f34bbc8f147afa4c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/564e1986b00c5f05d75342f8407f75f0a17b94df"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/60962c3d8e18e5d8dfa16df788974dd7f35bd87a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/85449b28ff6a89c4513115e43ddcad949b5890c9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8a3995a3ffeca280a961b59f5c99843d81b15929"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/919ddf8336f0b84c0453bac583808c9f165a85c2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9e96dea7eff6f2bbcd0b42a098012fc66af9eb69"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d237c7d06ffddcdb5d36948c527dc01284388218"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "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-2025:6966", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:6966", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}], "bugzilla": {"description": "kernel: scsi: aacraid: Fix double-free on probe failure", "id": "2312061", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2312061"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-415", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nscsi: aacraid: Fix double-free on probe failure\naac_probe_one() calls hardware-specific init functions through the\naac_driver_ident::init pointer, all of which eventually call down to\naac_init_adapter().\nIf aac_init_adapter() fails after allocating memory for aac_dev::queues,\nit frees the memory but does not clear that member.\nAfter the hardware-specific init function returns an error,\naac_probe_one() goes down an error path that frees the memory pointed to\nby aac_dev::queues, resulting.in a double-free."], "name": "CVE-2024-46673", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-09-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-46673\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-46673\nhttps://lore.kernel.org/linux-cve-announce/2024091333-CVE-2024-46673-c49c@gregkh/T"], "threat_severity": "Moderate"}

{}