CVE-2023-53498 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 94.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 1

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel5.6 — 5.10.246+4
▶Debianlinux/linux_kernel< 5.10.247-1+3
▶CVEListV5linux/linux9a71c7d31734f74549ad2bcd652c403c71e7c8d1 — 624a60911b71af08a912ee8a296b271b3e7b34ab+6
▶debiandebian/linux< linux 6.1.37-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
OSV
CVE-2023-53498: In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null dereference The adev->dm↗2025-10-01
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GHSA
GHSA-56xj-4g9m-2pgr: In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null dereference The adev->dm↗2025-10-01
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📋Vendor Advisories

2
Red Hat
kernel: drm/amd/display: Fix potential null dereference↗2025-10-01
▶
Debian
CVE-2023-53498: linux - In the Linux kernel, the following vulnerability has been resolved: drm/amd/dis...↗2023
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