CVE-2022-50535
drm/amd/display: Fix potential null-deref in dm_resume
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Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null-deref in dm_resume [Why] Fixing smatch error: dm_resume() error: we previously assumed 'aconnector->dc_link' could be null [How] Check if dc_link null at the beginning of the loop, so further checks can be dropped.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/fd79b61af2782f8875c78f50cdb8630ec43e2990
- https://git.kernel.org/stable/c/d236103782de25736996a45bd36ac2a89bdc93c6
- https://git.kernel.org/stable/c/9f73793b81637c60ccc83cc508645310b8ab7d80
- https://git.kernel.org/stable/c/bb9a5562beb982aa5ebb73c521c49596ff8b8030
- https://git.kernel.org/stable/c/8e365f1bd672cc9320a936f6ae6f8087aa40e9bc
References (7)
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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