SB20250502136 - Use-after-free in Linux kernel ntfs
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502136
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-2022-49763)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ntfs_read_inode_mount() function in fs/ntfs/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/266bd5306286316758e6246ea0345133427b0f62
- https://git.kernel.org/stable/c/4863f815463034f588a035cfd99cdca97a4f1069
- https://git.kernel.org/stable/c/5330c423b86263ac7883fef0260b9e2229cb531e
- https://git.kernel.org/stable/c/79f3ac7dcd12c05b7539239a4c6fa229a50d786c
- https://git.kernel.org/stable/c/b825bfbbaafbe8da2037e3a778ad660c59f9e054
- https://git.kernel.org/stable/c/d0006d739738a658a9c29b438444259d9f71dfa0
- https://git.kernel.org/stable/c/d85a1bec8e8d552ab13163ca1874dcd82f3d1550
- https://git.kernel.org/stable/c/fb2004bafd1932e08d21ca604ee5844f2b7f212d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.300