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CVE-2022-50437

drm/msm/hdmi: fix memory corruption with too many bridges PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: fix memory corruption with too many bridges Add the missing sanity check on the bridge counter to avoid corrupting data beyond the fixed-sized bridge array in case there are ever more than eight bridges. Patchwork: https://patchwork.freedesktop.org/patch/502670/

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before a9c1a6991a9b5aa6d0f2cbc9b8c3bf6c4d094dfa; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before e8f916b84e4b028ecad6c6472eaad543cc7df806; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before 3c43f3ec731c233eb84b66199ee76dbf3ec6ecae; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before ed7f1ff87a4afea1bc220d2ff00a7ce8e61f0b53; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before 08c7375fa27a8ceee028868e03ffb3a0db919d44; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before b48949ab451eaf1e2c04c272c8a9a96a2b56546f; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before 9efb45b45ff6254bfd1f1997a06725cb3fc998a5; affected a3376e3ec81c5dd0622cbc187db76d2824d31c1c before 4c1294da6aed1f16d47a417dcfe6602833c3c95c
Linux / Linuxaffected 3.12; unaffected 0 before 3.12; unaffected 4.9.332 through 4.9.*; unaffected 4.14.298 through 4.14.*; unaffected 4.19.264 through 4.19.*; unaffected 5.4.223 through 5.4.*; unaffected 5.10.153 through 5.10.*; unaffected 5.15.77 through 5.15.*; unaffected 6.0.7 through 6.0.*; unaffected 6.1 through *

CWE

No CWE identifiers supplied.

References