SB20250226547 - Input validation error in Linux kernel f2fs
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226547
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-2022-49363)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the f2fs_do_zero_range() function in fs/f2fs/file.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/25f8236213a91efdf708b9d77e9e51b6fc3e141c
- https://git.kernel.org/stable/c/470493be19a5730ed432e3ac0f29a2ee7fc6c557
- https://git.kernel.org/stable/c/7361c9f2bd6a8f0cbb41cdea9aff04765ff23f67
- https://git.kernel.org/stable/c/805b48b234a2803cb7daec7f158af12f0fbaefac
- https://git.kernel.org/stable/c/a34d7b49894b0533222188a52e2958750f830efd
- https://git.kernel.org/stable/c/f2e1c38b5ac64eb1a16a89c52fb419409d12c25b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46