CVE-2022-49742

f2fs: initialize locks earlier in f2fs_fill_super()

CVE-2022-49742 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49742, released March 27, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0013
2nd percentile

In the Linux kernel, the following vulnerability has been resolved: f2fs: initialize locks earlier in f2fs_fill_super() syzbot is reporting lockdep warning at f2fs_handle_error() [1], for spin_lock(&sbi->error_lock) is called before spin_lock_init() is called. For safe locking in error handling, move initialization of locks (and obvious structures) in f2fs_fill_super() to immediately after memory allocation.

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 12.15 (bookworm) 6.1.11-1 DEBIAN-CVE-2022-49742 Mar 27, 2025
linux · Debian 13.5 (trixie) 6.1.11-1 DEBIAN-CVE-2022-49742 Mar 27, 2025
linux · Debian 14 6.1.11-1 DEBIAN-CVE-2022-49742 Mar 27, 2025

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