Test ID:	1.3.6.1.4.1.25623.1.0.845132
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-5141-1)
Summary:	The remote host is missing an update for the 'firejail' package(s) announced via the USN-5141-1 advisory.
Description:	Summary: The remote host is missing an update for the 'firejail' package(s) announced via the USN-5141-1 advisory. Vulnerability Insight: Roman Fiedler discovered that a race condition existed in Firejail when using OverlayFS to prevent writes to the underlying file system. A local attacker could use this to gain administrative privileges. Note: this update disables support for OverlayFS in Firejail. Affected Software/OS: 'firejail' package(s) on Ubuntu 20.04. Solution: Please install the updated package(s). CVSS Score: 6.9 CVSS Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-26910 Debian Security Information: DSA-4849 (Google Search) https://www.debian.org/security/2021/dsa-4849 https://security.gentoo.org/glsa/202105-19 https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b https://github.com/netblue30/firejail/releases/tag/0.9.64.4 https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/ https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html http://www.openwall.com/lists/oss-security/2021/02/09/1
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