Bug 2396101 (CVE-2022-50368)

Summary: CVE-2022-50368 kernel: drm/msm/dsi: fix memory corruption with too many bridges
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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OS: Linux   
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Description OSIDB Bzimport 2025-09-17 15:01:26 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/msm/dsi: 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/502668/
Comment 1 Keith Grant 2025-09-17 18:01:41 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025091716-CVE-2022-50368-ae84@gregkh/T