CVE-2023-53498

drm/amd/display: Fix potential null dereference

MEDIUM

5.5

CVSS Score

Published: October 1, 2025 at 11:45 AM UTC

Updated: June 17, 2026 at 06:45 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null dereference The adev->dm.dc pointer can be NULL and dereferenced in amdgpu_dm_fini() without checking. Add a NULL pointer check before calling dc_dmub_srv_destroy(). Found by Linux Verification Center (linuxtesting.org) with SVACE.

Affected

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

Linux Kernel · Linux

95%

5.11 ≤ v < 5.15.1115.16 ≤ v < 6.1.285.6 ≤ v < 5.10.2465.6 ≤ v < 5.15.1115.6 ≤ v < 6.1.285.6 ≤ v < 6.2.155.6 ≤ v < 6.3.25.6 ≤ v < 6.46.2 ≤ v < 6.2.156.3 ≤ v < 6.3.25.69a71c7d31734f74549ad2bcd652c403c71e7c8d1

Vendor states this is fixed in 281933f36a53fed1c2993a92cf1edfb424595474 (fixed)

Vendor states this is fixed in 4b1afffdd94093118b3cc235ef2b4d2520fb4950 (fixed)

Vendor states this is fixed in 52f1783ff4146344342422c1cd94fcb4ce39b6fe (fixed)

Vendor states this is fixed in 624a60911b71af08a912ee8a296b271b3e7b34ab (fixed)

Vendor states this is fixed in b75aaebac265e3f29863699d9a929fdfba13d0a4 (fixed)

Vendor states this is fixed in d4b749771fed3f99bbe8880eaab32a05ede0e5fa (fixed)

Vendor states this is fixed in 5.10.246 (unaffected)

Vendor states this is fixed in 5.15.111 (unaffected)

Vendor states this is fixed in 5.6 (unaffected)

Vendor states this is fixed in 6.1.28 (unaffected)

Vendor states this is fixed in 6.2.15 (unaffected)

Vendor states this is fixed in 6.3.2 (unaffected)