Home / mailings [RHSA-2020:0942-01] Moderate: runc security update
Posted on 23 March 2020
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Moderate: runc security update
Advisory ID: RHSA-2020:0942-01
Product: Red Hat Enterprise Linux Extras
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0942
Issue date: 2020-03-23
CVE Names: CVE-2019-19921
=====================================================================
1. Summary:
An update for runc is now available for Red Hat Enterprise Linux 7 Extras.
Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux 7 Extras - ppc64le, s390x, x86_64
3. Description:
The runC tool is a lightweight, portable implementation of the Open
Container Format (OCF) that provides container runtime.
Security Fix(es):
* runc: volume mount race condition with shared mounts leads to information
leak/integrity manipulation (CVE-2019-19921)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1796107 - CVE-2019-19921 runc: volume mount race condition with shared mounts leads to information leak/integrity manipulation
6. Package List:
Red Hat Enterprise Linux 7 Extras:
Source:
runc-1.0.0-66.rc8.el7_7.src.rpm
ppc64le:
runc-1.0.0-66.rc8.el7_7.ppc64le.rpm
runc-debuginfo-1.0.0-66.rc8.el7_7.ppc64le.rpm
s390x:
runc-1.0.0-66.rc8.el7_7.s390x.rpm
runc-debuginfo-1.0.0-66.rc8.el7_7.s390x.rpm
x86_64:
runc-1.0.0-66.rc8.el7_7.x86_64.rpm
runc-debuginfo-1.0.0-66.rc8.el7_7.x86_64.rpm
Red Hat Enterprise Linux 7 Extras:
Source:
runc-1.0.0-66.rc8.el7_7.src.rpm
x86_64:
runc-1.0.0-66.rc8.el7_7.x86_64.rpm
runc-debuginfo-1.0.0-66.rc8.el7_7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-19921
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
