Debian Security Advisory

DLA-3009-1 cifs-utils -- LTS security update

Date Reported:
16 May 2022
Affected Packages:
Security database references:
In the Debian bugtracking system: Bug 1010818.
In Mitre's CVE dictionary: CVE-2022-27239, CVE-2022-29869.
More information:

A couple of vulnerabilities were found in src:cifs-utils, a Common Internet File System utilities, and are as follows:

  • CVE-2022-27239

    In cifs-utils, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.

  • CVE-2022-29869

    cifs-utils, with verbose logging, can cause an information leak when a file contains = (equal sign) characters but is not a valid credentials file.

For Debian 9 stretch, these problems have been fixed in version 2:6.7-1+deb9u1.

We recommend that you upgrade your cifs-utils packages.

For the detailed security status of cifs-utils please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: