Riskcovery

CVE-2022-50847

drm/bridge: it6505: Initialize AUX channel in it6505_i2c_probe

State
Published
Severity
Not scored
Published
Dec 30, 2025
Updated
May 11, 2026
Reserved
Dec 30, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/bridge: it6505: Initialize AUX channel in it6505_i2c_probe

During device boot, the HPD interrupt could be triggered before the DRM subsystem registers it6505 as a DRM bridge. In such cases, the driver tries to access AUX channel and causes NULL pointer dereference. Initializing the AUX channel earlier to prevent such error.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • b5c84a9edcd418cd055becad6a22439e7c5e3bf8 to before 8ed8505803774fc3f36a432718036c21cc51e2baAffected
  • b5c84a9edcd418cd055becad6a22439e7c5e3bf8 to before 172d4d64075075f955e6e416915e3f287eec514aAffected
  • b5c84a9edcd418cd055becad6a22439e7c5e3bf8 to before e577d4b13064c337b83fe7edecb3f34e87144821Affected
LinuxLinux
  • 5.18Affected
  • before 5.18Not affected
  • 6.0.16 through 6.0.*Not affected
  • 6.1.2 through 6.1.*Not affected
  • 6.2 and laterNot affected

References

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