Bug 2426019 (CVE-2022-50878) - CVE-2022-50878 kernel: Linux kernel: Denial of service in lontium-lt9611 GPU driver due to NULL pointer dereference
Summary: CVE-2022-50878 kernel: Linux kernel: Denial of service in lontium-lt9611 GPU ...
Keywords:
Status: NEW
Alias: CVE-2022-50878
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-30 13:02 UTC by OSIDB Bzimport
Modified: 2026-03-03 18:20 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2025-12-30 13:02:32 UTC
In the Linux kernel, the following vulnerability has been resolved:

gpu: lontium-lt9611: Fix NULL pointer dereference in lt9611_connector_init()

A NULL check for bridge->encoder shows that it may be NULL, but it
already been dereferenced on all paths leading to the check.
812	if (!bridge->encoder) {

Dereference the pointer bridge->encoder.
810	drm_connector_attach_encoder(&lt9611->connector, bridge->encoder);


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