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[ GLSA 202003-21 ] runC
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GLSA
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Joined: 12 May 2004
Posts: 2308

PostPosted: Sun Mar 15, 2020 8:26 am    Post subject: [ GLSA 202003-21 ] runC Reply with quote

Gentoo Linux Security Advisory

Title: runC: Multiple vulnerabilities (GLSA 202003-21)
Severity: high
Exploitable: local, remote
Date: 2020-03-15
Bug(s): #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: app-emulation/runc
Vulnerable: < 1.0.0_rc10
Unaffected: >= 1.0.0_rc10
Architectures: 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:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/runc-1.0.0_rc10"
   


References

CVE-2019-16884
CVE-2019-19921
CVE-2019-5736
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