Bug 2400697 (CVE-2022-50437) - CVE-2022-50437 kernel: drm/msm/hdmi: fix memory corruption with too many bridges
Summary: CVE-2022-50437 kernel: drm/msm/hdmi: fix memory corruption with too many bridges
Keywords:
Status: NEW
Alias: CVE-2022-50437
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-10-01 12:02 UTC by OSIDB Bzimport
Modified: 2025-11-26 11:37 UTC (History)
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Description OSIDB Bzimport 2025-10-01 12:02:17 UTC 
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/
Comment 1 Jon Moroney 2025-10-01 23:38:41 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025100100-CVE-2022-50437-440f@gregkh/T
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