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CVE-2024-46813

drm/amd/display: Check link_index before accessing dc->links[]

HIGH
7.8
CVSS Score
Published: September 27, 2024 at 12:35 PM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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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/amd/display: Check link_index before accessing dc->links[] [WHY & HOW] dc->links[] has max size of MAX_LINKS and NULL is return when trying to access with out-of-bound index. This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.

Affected

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

Linux Kernel· Linux
95%
v < 6.6.874.15 ≤ v < 6.10.94.15 ≤ v < 6.114.15 ≤ v < 6.6.876.7 ≤ v < 6.10.94.154562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c
Vendor states this is fixed in 032c5407a608ac3b2a98bf4fbda27d12c20c5887 (fixed)
Vendor states this is fixed in 8aa2864044b9d13e95fe224f32e808afbf79ecdf (fixed)
Vendor states this is fixed in ac04759b4a002969cf0f1384f1b8bb2001cfa782 (fixed)
Vendor states this is fixed in 4.15 (unaffected)
Vendor states this is fixed in 6.10.9 (unaffected)
Vendor states this is fixed in 6.11 (unaffected)
Vendor states this is fixed in 6.6.87 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/032c5407a608ac3b2a98bf4fbda27d12c20c5887
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8aa2864044b9d13e95fe224f32e808afbf79ecdf
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ac04759b4a002969cf0f1384f1b8bb2001cfa782

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-129

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