SB2024081992 - Improper locking in Linux kernel block
Published: August 19, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024081992
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-2024-42294)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the del_gendisk() function in block/genhd.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/5a5625a83eac91fdff1d5f0202ecfc45a31983c9
- https://git.kernel.org/stable/c/f5418f48a93b69ed9e6a2281eee06b412f14a544
- https://git.kernel.org/stable/c/7e04da2dc7013af50ed3a2beb698d5168d1e594b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.44