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CVE-2024-27072

media: usbtv: Remove useless locks in usbtv_video_free()

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.227, 5.15.168, 6.1.113, 6.6.55, 6.8.2
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

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]

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • Linux Linux

    From f3d27f34fdd7701e499617d2c1d94480a98f6d07 · fixed in 4ec4641df57cbdfdc51bb4959afcdbcf5003ddb9; From f3d27f34fdd7701e499617d2c1d94480a98f6d07 · fixed in d5ed208d04acf06781d63d30f9fa991e8d609ebd; From f3d27f34fdd7701e499617d2c1d94480a98f6d07 · fixed in bdd82c47b22a8befd617b723098b2a41b77373c7; From f3d27f34fdd7701e499617d2c1d94480a98f6d07 · fixed in dea46e246ef0f98d89d59a4229157cd9ffb636bf; From f3d27f34fdd7701e499617d2c1d94480a98f6d07 · fixed in 3e7d82ebb86e94643bdb30b0b5b077ed27dce1c2; From f3d27f34fdd7701e499617d2c1d94480a98f6d07 · fixed in 65e6a2773d655172143cc0b927cdc89549842895

  • Linux Linux

    3.11

  • KernelLinux

    From 3.11.0 · fixed in 5.10.227; From 5.11.0 · fixed in 5.15.168; From 5.16.0 · fixed in 6.1.113; From 6.2.0 · fixed in 6.6.55; From 6.7.0 · fixed in 6.8.2

References 6

git.kernel.org