SB2024062440 - Improper locking in Linux kernel f2fs
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062440
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) Improper locking (CVE-ID: CVE-2024-34027)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the f2fs_release_compress_blocks() and f2fs_reserve_compress_blocks() functions 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/a6e1f7744e9b84f86a629a76024bba8468aa153b
- https://git.kernel.org/stable/c/b5bac43875aa27ec032dbbb86173baae6dce6182
- https://git.kernel.org/stable/c/5d47d63883735718825ca2efc4fca6915469774f
- https://git.kernel.org/stable/c/329edb7c9e3b6ca27e6ca67ab1cdda1740fb3a2b
- https://git.kernel.org/stable/c/69136304fd144144a4828c7b7b149d0f80321ba4
- https://git.kernel.org/stable/c/0a4ed2d97cb6d044196cc3e726b6699222b41019
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.219
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.161
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33