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openSUSE Leap 15.0: 2019:1275-1 Important: LXC Container Breakout Fixed

opensuse
Calendar Grey April 25, 2019
Dist Opensuse Esm H88
Essential openSUSE upgrade tackles container escape vulnerabilities found in lxc and lxcfs, along with fixes to critical security flaws.
An update that solves two vulnerabilities and has one errata is now available.

Description

This update for lxc, lxcfs to version 3.1.0 fixes the following issues:

Security issues fixed:

- CVE-2019-5736: Fixed a container breakout vulnerability (boo#1122185).

- CVE-2018-6556: Enable setuid bit on lxc-user-nic (boo#988348).

Non-security issues fixed:

- Update to LXC 3.1.0. The changelog is far too long to include here,

please look at https://linuxcontainers.org/. (boo#1131762)

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.0:

zypper in -t patch openSUSE-2019-1275=1

Package List

- openSUSE Leap 15.0 (x86_64):

liblxc-devel-3.1.0-lp150.2.10.1

liblxc1-3.1.0-lp150.2.10.1

liblxc1-debuginfo-3.1.0-lp150.2.10.1

lxc-3.1.0-lp150.2.10.1

lxc-debuginfo-3.1.0-lp150.2.10.1

lxc-debugsource-3.1.0-lp150.2.10.1

lxcfs-3.0.3-lp150.2.3.1

lxcfs-debuginfo-3.0.3-lp150.2.3.1

lxcfs-debugsource-3.0.3-lp150.2.3.1

pam_cgfs-3.1.0-lp150.2.10.1

pam_cgfs-debuginfo-3.1.0-lp150.2.10.1

- openSUSE Leap 15.0 (noarch):

lxc-bash-completion-3.1.0-lp150.2.10.1

lxcfs-hooks-lxc-3.0.3-lp150.2.3.1

References

https://www.suse.com/security/cve/CVE-2018-6556.html

https://www.suse.com/security/cve/CVE-2019-5736.html

https://bugzilla.suse.com/1122185

https://bugzilla.suse.com/1131762

https://bugzilla.suse.com/988348

--

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2019:1275-1
Rating: important
Affected Products: openSUSE Leap 15.0 le.

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