SB2024110590 - Improper error handling in Linux kernel smb client
Published: November 5, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110590
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper error handling (CVE-ID: CVE-2024-50120)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the smb3_reconfigure() function in fs/smb/client/fs_context.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/35dbac8c328d6afe937cd45ecd41d209d0b9f8b8
- https://git.kernel.org/stable/c/35488799b0ab6e4327f82e1d9209a60805665b37
- https://git.kernel.org/stable/c/9a5dd61151399ad5a5d69aad28ab164734c1e3bc
- 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