CVE-2024-56752

drm/nouveau/gr/gf100: Fix missing unlock in gf100_gr_chan_new()

MEDIUM
5.5
CVSS Score
Published: December 29, 2024 at 11:30 AM UTC
Updated: June 17, 2026 at 08:12 AM UTC
1 product affected across 1 vendorLinux Kernel

Using Linux by Linux?

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

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/gr/gf100: Fix missing unlock in gf100_gr_chan_new() When the call to gf100_grctx_generate() fails, unlock gr->fecs.mutex before returning the error. Fixes smatch warning: drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c:480 gf100_gr_chan_new() warn: inconsistent returns '&gr->fecs.mutex'.

Affected

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

6.11.0 ≤ v < 6.11.116.12 ≤ v < 6.12.26.2 ≤ v < 6.11.116.2 ≤ v < 6.12.26.2 ≤ v < 6.136.2 ≤ v < 6.6.646.2ca081fff6ecc63c86a99918230cc9b947bebae8a
Vendor states this is fixed in 22b4a623c0f230540f02f4358744cce62ae12dbf (fixed)
Vendor states this is fixed in 237f2dbfa00576bb1aa8dc2dce403c64e53270e6 (fixed)
Vendor states this is fixed in 24b1df744ef444f9846f52de4985790a5fd1c0de (fixed)
Vendor states this is fixed in a2f599046c671d6b46d93aed95b37241ce4504cf (fixed)
Vendor states this is fixed in 6.11.11 (unaffected)
Vendor states this is fixed in 6.12.2 (unaffected)
Vendor states this is fixed in 6.13 (unaffected)
Vendor states this is fixed in 6.2 (unaffected)
Vendor states this is fixed in 6.6.64 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/22b4a623c0f230540f02f4358744cce62ae12dbf
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/237f2dbfa00576bb1aa8dc2dce403c64e53270e6
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/24b1df744ef444f9846f52de4985790a5fd1c0de
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a2f599046c671d6b46d93aed95b37241ce4504cf

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card