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CVE-2026-64049

drm/msm/adreno: fix userspace-triggered crash on a2xx-a4xx PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/msm/adreno: fix userspace-triggered crash on a2xx-a4xx Before a5xx Adreno driver will not try fetching UBWC params (because those generations didn't support UBWC anyway), however it's still possible to query UBWC-related params from the userspace, triggering possible NULL pointer dereference. Check for UBWC config in adreno_get_param() and return sane defaults if there is none. Patchwork: https://patchwork.freedesktop.org/patch/717778/

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected a452510aad53f665eb422784ff525c4889aa246f before eea43d5ed45089705bc5d70971c39076962d5951; affected a452510aad53f665eb422784ff525c4889aa246f before 22fc33d9b67694b24e0deb3f08c622464338cecb; affected a452510aad53f665eb422784ff525c4889aa246f before 2b4abf879360ea00a9e2b46d2d15dcdbc0687eed
Linux / Linuxaffected 6.17; unaffected 0 before 6.17; unaffected 6.18.34 through 6.18.*; unaffected 7.0.11 through 7.0.*; unaffected 7.1 through *

CWE

No CWE identifiers supplied.

References