CVE-2024-50173

drm/panthor: Fix access to uninitialized variable in tick_ctx_cleanup()

MEDIUM
5.5
CVSS Score
Published: November 8, 2024 at 05:23 AM UTC
Updated: August 5, 2026 at 12:05 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix access to uninitialized variable in tick_ctx_cleanup() The group variable can't be used to retrieve ptdev in our second loop, because it points to the previously iterated list_head, not a valid group. Get the ptdev object from the scheduler instead.

Affected

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

6.10 ≤ v < 6.10.146.10 ≤ v < 6.11.36.10 ≤ v < 6.126.11 ≤ v < 6.11.36.12 rc1d72f049087d4f973f6332b599c92177e718107de
Vendor states this is fixed in 282864cc5d3f144af0cdea1868ee2dc2c5110f0d (fixed)
Vendor states this is fixed in 3bde05794497d5f426d4ea2ecb9868bf7721fb24 (fixed)
Vendor states this is fixed in ac2ca5e5148a0d4d78ac01c2d8348d0757c7367f (fixed)
Vendor states this is fixed in 6.10 (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)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/282864cc5d3f144af0cdea1868ee2dc2c5110f0d
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3bde05794497d5f426d4ea2ecb9868bf7721fb24
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ac2ca5e5148a0d4d78ac01c2d8348d0757c7367f

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
CWE-908

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