SB2024091858 - Use-after-free in Linux kernel smb client
Published: September 18, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024091858
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-2024-46796)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the smb2_set_path_size() function in fs/smb/client/smb2inode.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/5a72d1edb0843e4c927a4096f81e631031c25c28
- https://git.kernel.org/stable/c/762099898309218b4a7954f3d49e985dc4dfd638
- https://git.kernel.org/stable/c/f9c169b51b6ce20394594ef674d6b10efba31220
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51