SB20240531113 - Use-after-free in Linux kernel smb client
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531113
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-2024-26928)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the cifs_debug_files_proc_show() function in fs/smb/client/cifs_debug.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/229042314602db62559ecacba127067c22ee7b88
- https://git.kernel.org/stable/c/a65f2b56334ba4dc30bd5ee9ce5b2691b973344d
- https://git.kernel.org/stable/c/3402faf78b2516b0af1259baff50cc8453ef0bd1
- https://git.kernel.org/stable/c/ca545b7f0823f19db0f1148d59bc5e1a56634502
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.237
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.180
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.85
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.26
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.5