SB2024110747 - Use-after-free in Linux kernel smb client
Published: November 7, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110747
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-2024-50152)
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_ea() function in fs/smb/client/smb2ops.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/b1813c220b76f60b1727984794377c4aa849d4c1
- https://git.kernel.org/stable/c/c9f758ecf2562dfdd4adf12c22921b5de8366123
- https://git.kernel.org/stable/c/19ebc1e6cab334a8193398d4152deb76019b5d34
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59