SB2024073128 - Use-after-free in Linux kernel cachefiles
Published: July 31, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024073128
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-41057)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cachefiles_free_volume() function in fs/cachefiles/volume.c, within the cachefiles_withdraw_objects() and cachefiles_withdraw_cache() functions in fs/cachefiles/cache.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/8de253177112a47c9af157d23ae934779188b4e1
- https://git.kernel.org/stable/c/9e67589a4a7b7e5660b524d1d5fe61242bcbcc11
- https://git.kernel.org/stable/c/ef81340401e8a371d6b17f69e76d861920972cfe
- https://git.kernel.org/stable/c/5d8f805789072ea7fd39504694b7bd17e5f751c4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.101
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.42