SB2025052954 - Ubuntu update for cifs-utils
Published: May 29, 2025
Security Bulletin ID
SB2025052954
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Exposure of Sensitive System Information to an Unauthorized Control Sphere (CVE-ID: CVE-2025-2312)
CWE-ID: CWE-497 - Exposure of Sensitive System Information to an Unauthorized Control Sphere
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exist due to cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments when trying to obtain Kerberos credentials. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.