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CVE-2025-38254

drm/amd/display: Add sanity checks for drm_edid_raw() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add sanity checks for drm_edid_raw() When EDID is retrieved via drm_edid_raw(), it doesn't guarantee to return proper EDID bytes the caller wants: it may be either NULL (that leads to an Oops) or with too long bytes over the fixed size raw_edid array (that may lead to memory corruption). The latter was reported actually when connected with a bad adapter. Add sanity checks for drm_edid_raw() to address the above corner cases, and return EDID_BAD_INPUT accordingly. (cherry picked from commit 648d3f4d209725d51900d6a3ed46b7b600140cdf)

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 48edb2a4256eedf6c92eecf2bc7744e6ecb44b5e before 4b63507d7cd243574753c6b91f68516d9103f1de; affected 48edb2a4256eedf6c92eecf2bc7744e6ecb44b5e before 6847b3b6e84ef37451c074e6a8db3fbd250c8dbf
Linux / Linuxaffected 6.13; unaffected 0 before 6.13; unaffected 6.15.5 through 6.15.*; unaffected 6.16 through *

CWE

No CWE identifiers supplied.

References