CVE-2024-49991

drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer

HIGH
7.8
CVSS Score
Published: October 21, 2024 at 06:02 PM UTC
Updated: August 5, 2026 at 12:05 PM UTC
2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity
HIGH7.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.1.1184.3 ≤ v < 6.1.1184.3 ≤ v < 6.10.144.3 ≤ v < 6.11.34.3 ≤ v < 6.124.3 ≤ v < 6.6.556.11 ≤ v < 6.11.36.2 ≤ v < 6.6.556.7 ≤ v < 6.10.14130e0371b7d454bb4a861253c822b9f911ad5d194.3
Vendor states this is fixed in 30ceb873cc2e97348d9da2265b2d1ddf07f682e1 (fixed)
Vendor states this is fixed in 6c9289806591807e4e3be9a23df8ee2069180055 (fixed)
Vendor states this is fixed in 71f3240f82987f0f070ea5bed559033de7d4c0e1 (fixed)
Vendor states this is fixed in c86ad39140bbcb9dc75a10046c2221f657e8083b (fixed)
Vendor states this is fixed in e7831613cbbcd9058d3658fbcdc5d5884ceb2e0c (fixed)
Vendor states this is fixed in 4.3 (unaffected)
Vendor states this is fixed in 6.1.118 (unaffected)
Vendor states this is fixed in 6.10.14 (unaffected)
Vendor states this is fixed in 6.11.3 (unaffected)
Vendor states this is fixed in 6.12 (unaffected)
Vendor states this is fixed in 6.6.55 (unaffected)

References (6)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/30ceb873cc2e97348d9da2265b2d1ddf07f682e1
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/6c9289806591807e4e3be9a23df8ee2069180055
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/71f3240f82987f0f070ea5bed559033de7d4c0e1
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c86ad39140bbcb9dc75a10046c2221f657e8083b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e7831613cbbcd9058d3658fbcdc5d5884ceb2e0c
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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