CVE-2026-53135
kernel: drm/amd/display: Fix NULL deref and buffer over-read in SDP debugfs
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 25, 2026
Updated · August 1, 2026
Description
A flaw was found in the Linux kernel's drm/amd/display module. A local user could exploit this vulnerability by writing to the sdp_message debugfs node. The system may experience a kernel crash due to a null pointer dereference, leading to a denial of service (DoS). Additionally, the flaw could result in a buffer over-read, potentially exposing sensitive information or leading to further instability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference