CVE-2024-27072
Published: May 2, 2024Last modified: May 2, 2024
Description
In the Linux kernel, the following vulnerability has been resolved: media: usbtv: Remove useless locks in usbtv_video_free() Remove locks calls in usbtv_video_free() because are useless and may led to a deadlock as reported here: https://syzkaller.appspot.com/x/bisect.txt?x=166dc872180000 Also remove usbtv_stop() call since it will be called when unregistering the device. Before 'c838530d230b' this issue would only be noticed if you disconnect while streaming and now it is noticeable even when disconnecting while not streaming. [hverkuil: fix minor spelling mistake in log message]
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.114-r0) |
| Stream | linux-lts | Fixed (6.6.58-r0) |
References
- https://git.kernel.org/stable/c/3e7d82ebb86e94643bdb30b0b5b077ed27dce1c2
- https://git.kernel.org/stable/c/4ec4641df57cbdfdc51bb4959afcdbcf5003ddb9
- https://git.kernel.org/stable/c/65e6a2773d655172143cc0b927cdc89549842895
- https://git.kernel.org/stable/c/bdd82c47b22a8befd617b723098b2a41b77373c7
- https://git.kernel.org/stable/c/d5ed208d04acf06781d63d30f9fa991e8d609ebd
- https://git.kernel.org/stable/c/dea46e246ef0f98d89d59a4229157cd9ffb636bf