SB2024060360 - Improper locking in Linux kernel md driver
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024060360
CSH 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 vulnerability.
1) Improper locking (CVE-ID: CVE-2024-35794)
CWE-ID: CWE-667 - Improper Locking
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the md_clean() and __md_stop_writes() functions in drivers/md/md.c, within the raid_message(), raid_postsuspend(), raid_preresume() and raid_resume() functions in drivers/md/dm-raid.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/af916cb66a80597f3523bc85812e790bcdcfd62b
- https://git.kernel.org/stable/c/eaa8fc9b092837cf2c754bde1a15d784ce9a85ab
- https://git.kernel.org/stable/c/16c4770c75b1223998adbeb7286f9a15c65fba73
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3