SB20250916239 - Input validation error in Linux kernel f2fs
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916239
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2022-50273)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the do_recover_data() function in fs/f2fs/recovery.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0ef4ca04a3f9223ff8bc440041c524b2123e09a3
- https://git.kernel.org/stable/c/3a4d24d746866dd45d970bd565ff3886e839366a
- https://git.kernel.org/stable/c/68b1e607559d3dc85f94b0d738d7c4e8029b0cfa
- https://git.kernel.org/stable/c/73fb4bd2c055a393816f078f158cdd3025006f1d
- https://git.kernel.org/stable/c/8f0a47def4722c5fd8d6b9268b5ffed8a249e2db
- https://git.kernel.org/stable/c/ed854f10e6afd5cbd5c3274d4c4df4bfe0ab4362
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.75