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Debian Security Advisory DSA-5167-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
June 22, 2022                         https://www.debian.org/security/faq
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Package        : firejail
CVE ID         : CVE-2022-31214
Debian Bug     : 1012510

Matthias Gerstner discovered that the --join option of Firejail,
a sandbox to restrict an application environment, was susceptible
to local privilege escalation to root.

For the oldstable distribution (buster), this problem has been fixed
in version 0.9.58.2-2+deb10u3.

For the stable distribution (bullseye), this problem has been fixed in
version 0.9.64.4-2+deb11u1.

We recommend that you upgrade your firejail packages.

For the detailed security status of firejail please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/firejail

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

Mailing list: debian-security-announce@lists.debian.org
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