openSUSE Security Update: Security update for lxc, lxcfs
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Announcement ID: openSUSE-SU-2019:1227-1
Rating: important
References: #1122185 #1131762 #988348
Cross-References: CVE-2018-6556 CVE-2019-5736
Affected Products:
openSUSE Backports SLE-15
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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 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 Backports SLE-15:

zypper in -t patch openSUSE-2019-1227=1

Package List:

– openSUSE Backports SLE-15 (aarch64 ppc64le s390x x86_64):

liblxc-devel-3.1.0-bp150.5.3.1
liblxc1-3.1.0-bp150.5.3.1
lxc-3.1.0-bp150.5.3.1
lxcfs-3.0.3-bp150.3.3.1
lxcfs-debuginfo-3.0.3-bp150.3.3.1
lxcfs-debugsource-3.0.3-bp150.3.3.1
pam_cgfs-3.1.0-bp150.5.3.1

– openSUSE Backports SLE-15 (noarch):

lxc-bash-completion-3.1.0-bp150.5.3.1
lxcfs-hooks-lxc-3.0.3-bp150.3.3.1

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

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