CVE-2025-22097
drm/vkms: Fix use after free and double free on init error
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Description
In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function might access an uninitialized or freed default_config pointer and it might double free it. Fix both possible errors by initializing default_config only when the driver initialization succeeded.
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/1f68f1cf09d06061eb549726ff8339e064eddebd
- https://git.kernel.org/stable/c/49a69f67f53518bdd9b7eeebf019a2da6cc0e954
- https://git.kernel.org/stable/c/561fc0c5cf41f646f3e9e61784cbc0fc832fb936
- https://git.kernel.org/stable/c/79d138d137b80eeb0a83244d1cff29e64cf91067
- https://git.kernel.org/stable/c/b8a18bb53e06d6d3c1fd03d12533d6e333ba8853
References (8)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Quick Info
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