CVE-2024-46821

drm/amd/pm: Fix negative array index read

HIGH

7.8

CVSS Score

Published: September 27, 2024 at 12:36 PM UTC

Updated: June 17, 2026 at 07:56 AM UTC

2 products affected across 2 vendorsLinux KernelDebian Linux

Using Linux by Linux?

Get instant alerts when new vulnerabilities affect Linux - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

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/pm: Fix negative array index read Avoid using the negative values for clk_idex as an index into an array pptable->DpmDescriptor. V2: fix clk_index return check (Tim Huang)

Affected

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

Debian Linux · Debiandrupal

95%

11.0

Linux Kernel · Linux

95%

v < 5.10.2365.11 ≤ v < 5.15.1805.16 ≤ v < 6.1.1095.3 ≤ v < 5.10.2365.3 ≤ v < 5.15.1805.3 ≤ v < 6.1.1095.3 ≤ v < 6.10.95.3 ≤ v < 6.115.3 ≤ v < 6.6.506.2 ≤ v < 6.6.506.7 ≤ v < 6.10.91a195ed5f197fcfd1d99ceedd469857fcd7d8c4f5.3

Vendor states this is fixed in 06a3810010b525b9958424e344f0c25b09e128fa (fixed)

Vendor states this is fixed in 4711b1347cb9f0c3083da6d87c624d75f9bd1d50 (fixed)

Vendor states this is fixed in 60f4a4bc3329e5cb8c4df0cc961f0d5ffd96e22d (fixed)

Vendor states this is fixed in befd1dc693c98bad69a701ede3a298698f0f9436 (fixed)

Vendor states this is fixed in c8c19ebf7c0b202a6a2d37a52ca112432723db5f (fixed)

Vendor states this is fixed in e549cd6da1f21c34ba0f65adeca6a8aa9860b381 (fixed)

Vendor states this is fixed in 5.10.236 (unaffected)

Vendor states this is fixed in 5.15.180 (unaffected)

Vendor states this is fixed in 5.3 (unaffected)

Vendor states this is fixed in 6.1.109 (unaffected)

Vendor states this is fixed in 6.10.9 (unaffected)

Vendor states this is fixed in 6.11 (unaffected)