SB20241022128 - Improper locking in Linux kernel ocfs2
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB20241022128
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-2024-49965)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ocfs2_read_blocks() function in fs/ocfs2/buffer_head_io.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/3f1ca6ba5452d53c598a45d21267a2c0c221eef3
- https://git.kernel.org/stable/c/f55a33fe0fb5274ef185fd61947cf142138958af
- https://git.kernel.org/stable/c/81aba693b129e82e11bb54f569504d943d018de9
- https://git.kernel.org/stable/c/84543da867c967edffd5065fa910ebf56aaae49d
- https://git.kernel.org/stable/c/df4f20fc3673cee11abf2c571987a95733cb638d
- https://git.kernel.org/stable/c/39a88623af3f1c686bf6db1e677ed865ffe6fccc
- https://git.kernel.org/stable/c/c03a82b4a0c935774afa01fd6d128b444fd930a1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.323
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.285
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.55