CVE-2025-22097
Published: April 18, 2025Last modified: April 18, 2025
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.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack Vector | LOCAL |
Attack complexity | LOW |
Privileges required | LOW |
User interaction | NONE |
Scope | UNCHANGED |
Confidentiality | HIGH |
Integrity impact | HIGH |
Availability impact | HIGH |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
Product | Release | Package | Status |
---|---|---|---|
Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.134-r0) |
Stream | linux-lts | Fixed (6.6.87-r0) |
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
- https://git.kernel.org/stable/c/d5eb8e347905ab17788a7903fa1d3d06747355f5
- https://git.kernel.org/stable/c/ed15511a773df86205bda66c37193569575ae828