SB20251230194 - Out-of-bounds read in Linux kernel nilfs2
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230194
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) Out-of-bounds read (CVE-ID: CVE-2022-50864)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the nilfs_store_log_cursor(), load_nilfs() and init_nilfs() functions in fs/nilfs2/the_nilfs.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/8b6ef451b5701b37d9a5905534595776a662edfc
- https://git.kernel.org/stable/c/a16731fa1b96226c75bbf18e73513b14fc318360
- https://git.kernel.org/stable/c/ddb6615a168f97b91175e00eda4c644741cf531c
- https://git.kernel.org/stable/c/ebeccaaef67a4895d2496ab8d9c2fb8d89201211
- https://git.kernel.org/stable/c/ec93b5430ec0f60877a5388bb023d60624f9ab9f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163