SB20251008129 - Resource management error in Linux kernel nilfs2
Published: October 8, 2025 Updated: October 26, 2025
Security Bulletin ID
SB20251008129
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) Resource management error (CVE-ID: CVE-2022-50519)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the nilfs_segctor_create_checkpoint() and nilfs_segctor_fill_in_checkpoint() functions in fs/nilfs2/segment.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/090fcfb6edeb9367a915b2749e2bd1f8b48d8898
- https://git.kernel.org/stable/c/259c0f68168ac6a598db3486597b10e74d625db0
- https://git.kernel.org/stable/c/5c0776b5bc31de7cd28afb558fae37a20f33602e
- https://git.kernel.org/stable/c/723ac751208f6d6540191689cfbf6c77135a7a1b
- https://git.kernel.org/stable/c/8a18fdc5ae8e6d7ac33c6ee0a2e5f9f1414ef412
- https://git.kernel.org/stable/c/ae16440c44ae2acda6d72aff9d74eccf8967dae5
- https://git.kernel.org/stable/c/b63026b5e13040cd5afa11769dd0d9e1504b031a
- https://git.kernel.org/stable/c/bf98be80cbe3b4e6c86c36ed00457389aca3eb15
- https://git.kernel.org/stable/c/c0c3d3d3ea41cb5228ee90568bb953f9a56c3227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.74