openSUSE-SU-2021:4171-1: moderate: Security update for runc
openSUSE Security Update: Security update for runc
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Announcement ID: openSUSE-SU-2021:4171-1
Rating: moderate
References: #1193436
Cross-References: CVE-2021-43784
CVSS scores:
CVE-2021-43784 (NVD) : 6 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
Affected Products:
openSUSE Leap 15.3
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An update that fixes one vulnerability is now available.
Description:
This update for runc fixes the following issues:
Update to runc v1.0.3.
* CVE-2021-43784: Fixed a potential vulnerability related to the internal
usage
of netlink, which is believed to not be exploitable with any released
versions of runc (bsc#1193436)
* Fixed inability to start a container with read-write bind mount of a
read-only fuse host mount.
* Fixed inability to start when read-only /dev in set in spec.
* Fixed not removing sub-cgroups upon container delete, when rootless
cgroup v2 is used with older systemd.
* Fixed returning error from GetStats when hugetlb is unsupported (which
causes excessive logging for kubernetes).
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 15.3:
zypper in -t patch openSUSE-SLE-15.3-2021-4171=1
Package List:
- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):
runc-1.0.3-27.1
runc-debuginfo-1.0.3-27.1
References:
https://www.suse.com/security/cve/CVE-2021-43784.html
https://bugzilla.suse.com/1193436
A runc security update has been released for openSUSE Leap 15.3.
