A cifs-utils security update has been released for Debian GNU/Linux 9 LTS to address a couple of vulnerabilities.

DLA 3009-1: cifs-utils security update

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Debian LTS Advisory DLA-3009-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Utkarsh Gupta
May 16, 2022   https://wiki.debian.org/LTS
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Package : cifs-utils
Version : 2:6.7-1+deb9u1
CVE ID : CVE-2022-27239 CVE-2022-29869
Debian Bug : 1010818

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:
  https://security-tracker.debian.org/tracker/cifs-utils

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