SB2024102177 - Use-after-free in Linux kernel fs
Published: October 21, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102177
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-2024-49934)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the dump_mapping() function in fs/inode.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/f92b8829c6e75632de4e2b9f70e7a7e6c5c2ba98
- https://git.kernel.org/stable/c/ef921bc72328b577cb45772ff7921cba4773b74a
- https://git.kernel.org/stable/c/7f7b850689ac06a62befe26e1fd1806799e7f152
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64