SB2025042229 - Memory leak in Linux kernel smb client
Published: April 22, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025042229
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) Memory leak (CVE-ID: CVE-2025-22077)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the clean_demultiplex_info(), cifs_get_tcp_session(), cifs_crypto_secmech_release(), cifs_put_tcp_session() and generic_ip_connect() functions in fs/smb/client/connect.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.