SB2024073130 - Use-after-free in Linux kernel fs
Published: July 31, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024073130
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-2024-41049)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the posix_lock_inode() function in fs/locks.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1cbbb3d9475c403ebedc327490c7c2b991398197
- https://git.kernel.org/stable/c/7d4c14f4b511fd4c0dc788084ae59b4656ace58b
- https://git.kernel.org/stable/c/02a8964260756c70b20393ad4006948510ac9967
- https://git.kernel.org/stable/c/5cb36e35bc10ea334810937990c2b9023dacb1b0
- https://git.kernel.org/stable/c/432b06b69d1d354a171f7499141116536579eb6a
- https://git.kernel.org/stable/c/116599f6a26906cf33f67975c59f0692ecf7e9b2
- https://git.kernel.org/stable/c/1b3ec4f7c03d4b07bad70697d7e2f4088d2cfe92
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.222
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.163
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.280
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.100
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.41