Gentoo: GLSA-201702-03: Firejail: Privilege escalation
Summary
The unaffected packages listed in GLSA 201612-48 had an incomplete fix as reported by Sebastian Krahmer of SuSE. This has been properly patched in the latest releases.
Resolution
All Firejail users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-apps/firejail-0.9.44.8"
All Firejail-lts users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot -v ">=sys-apps/firejail-lts-0.9.38.10"
References
[ 1 ] CVE-2017-5940 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5940 [ 2 ] Firejail Release Notes https://firejail.wordpress.com/download-2/release-notes/ [ 3 ] GLSA 201612-48 https://security.gentoo.org/glsa/201612-48
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201702-03
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
![Dist Gentoo](/images/distros/dist-gentoo.png)
Synopsis
Firejail is vulnerable to the escalation of privileges due to an incomplete fix for CVE-2017-5180.
Background
A SUID program that reduces the risk of security breaches by restricting the running environment of untrusted applications using Linux namespaces and seccomp-bpf.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-apps/firejail < 0.9.44.8 >= 0.9.44.8 2 sys-apps/firejail-lts < 0.9.38.10 >= 0.9.38.10 ------------------------------------------------------------------- 2 affected packages
Impact
===== An attacker could possibly bypass sandbox protection, cause a Denial of Service condition, or escalate privileges.
Workaround
There is no known workaround at this time.