SB20250702101 - Input validation error in Linux kernel f2fs
Published: July 2, 2025 Updated: July 4, 2025
Security Bulletin ID
SB20250702101
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-2022-50013)
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_new_node_page() function in fs/f2fs/node.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/141170b759e03958f296033bb7001be62d1d363b
- https://git.kernel.org/stable/c/29e734ec33ae4bd7de4018fb0fb0eec808c36b92
- https://git.kernel.org/stable/c/43ce0a0bda2c54dad91d5a1943554eed9e050f55
- https://git.kernel.org/stable/c/5a01e45b925a0bc9718eccd33e5920f1a4e44caf
- https://git.kernel.org/stable/c/800ba8979111184d5194f4233cc83afe683efc54
- https://git.kernel.org/stable/c/fbfad62b29e9f8f1c1026a806c9e064ec2a7c342
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.256