CVE-2024-49991

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer Pass pointer reference to amdgpu_bo_unref to clear the correct pointer, otherwise amdgpu_bo_unref clear the local variable, the original pointer not set to NULL, this could cause use-after-free bug.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/30ceb873cc2e97348d9da2265b2d1ddf07f682e1	Patch
https://git.kernel.org/stable/c/6c9289806591807e4e3be9a23df8ee2069180055	Patch
https://git.kernel.org/stable/c/71f3240f82987f0f070ea5bed559033de7d4c0e1	Patch
https://git.kernel.org/stable/c/c86ad39140bbcb9dc75a10046c2221f657e8083b	Patch
https://git.kernel.org/stable/c/e7831613cbbcd9058d3658fbcdc5d5884ceb2e0c	Patch
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2024-10-21 18:15

Updated : 2026-08-04 11:21

NVD link : CVE-2024-49991

Mitre link : CVE-2024-49991

CVE.ORG link : CVE-2024-49991

JSON object : View

Products Affected

debian

debian_linux

linux

linux_kernel

CWE

CWE-416

Use After Free

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"Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer\n\nPass pointer reference to amdgpu_bo_unref to clear the correct pointer,\notherwise amdgpu_bo_unref clear the local variable, the original pointer\nnot set to NULL, this could cause use-after-free bug."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amdkfd: amdkfd_free_gtt_mem borra el puntero correcto. Pase la referencia del puntero a amdgpu_bo_unref para borrar el puntero correcto; de lo contrario, amdgpu_bo_unref borra la variable local, el puntero original no est\u00e1 establecido en NULL, esto podr\u00eda causar un error de use after free."}], "lastModified": "2026-08-04T11:21:06.727", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E978C1F9-A5F4-4892-83AE-94F6D3BEC908", "versionEndExcluding": "6.1.118"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E90B9576-56C4-47BC-AAB0-C5B2D438F5D0", "versionEndExcluding": "6.6.55", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4C16BCE0-FFA0-4599-BE0A-1FD65101C021", "versionEndExcluding": "6.10.14", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9", "versionEndExcluding": "6.11.3", "versionStartIncluding": "6.11"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}