SB2024123074 - Use-after-free in Linux kernel smb client
Published: December 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024123074
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-2024-53185)
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_negotiate() function in fs/smb/client/smb2pdu.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/22127c1dc04364cda3da812161e70921e6c3c0af
- https://git.kernel.org/stable/c/46f8e25926817272ec8d5bfbd003569bdeb9a8c8
- https://git.kernel.org/stable/c/4bdec0d1f658f7c98749bd2c5a486e6cfa8565d2
- https://git.kernel.org/stable/c/9b8904b53b5ace0519c74cd89fc3ca763f3856d4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.2