SB2024071366 - Improper locking in Linux kernel ext4
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071366
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-2024-40998)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the __ext4_fill_super() function in fs/ext4/super.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/23afcd52af06880c6c913a0ad99022b8937b575c
- https://git.kernel.org/stable/c/645267906944a9aeec9d5c56ee24a9096a288798
- https://git.kernel.org/stable/c/b4b4fda34e535756f9e774fb2d09c4537b7dfd1c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36