GLSA 202003-21: runC: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	high
Title:	runC: Multiple vulnerabilities
Date:	03/15/2020
Bugs:	#677744, #709456, #711182
ID:	202003-21

Synopsis

Multiple vulnerabilities have been discovered in runC, the worst of which may lead to privilege escalation.

Background

RunC is a CLI tool for spawning and running containers according to the OCI specification.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
app-emulation/runc	< 1.0.0_rc10	>= 1.0.0_rc10	All supported architectures

Description

Multiple vulnerabilities have been discovered in runC. Please review the CVE identifiers referenced below for details.

Impact

An attacker, by running a malicious Docker image, could escape the container, bypass security restrictions, escalate privileges or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All runC users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/runc-1.0.0_rc10"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202003-21.xml

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.