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Gentoo: GLSA-202303-06 Urgent: OpenSSL Vulnerability Exposure Risk

gentoo
Calendar Grey April 10, 2017
Dist Gentoo Esm H88
Various X.Org security flaws identified, enabling local code execution; critical patch release for Gentoo participants.
Multiple vulnerabilities have been found in X.Org server and libraries, the worse of which allowing local attackers to execute arbitrary code

Summary

Multiple vulnerabilities have been discovered in X.Org server and libraries. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory gentoo critical privilege escalation local code execution x.org

Resolution

All X.Org-server users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=x11-base/xorg-server-1.19.2"
All libICE users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libICE-1.0.9-r1"
All libXdmcp users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXdmcp-1.1.2-r1"
All libXrender users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXrender-0.9.10"
All libXi users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXi-1.7.7"
All libXrandr users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXrandr-1.5.1"
All libXfixes users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXfixes-5.0.3"
All libXv users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXv-1.0.11"

References

[ 1 ] CVE-2016-5407 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5407 [ 2 ] CVE-2016-7942 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7942 [ 3 ] CVE-2016-7943 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7943 [ 4 ] CVE-2016-7944 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7944 [ 5 ] CVE-2016-7945 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7945 [ 6 ] CVE-2016-7946 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7946 [ 7 ] CVE-2016-7947 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7947 [ 8 ] CVE-2016-7948 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7948 [ 9 ] CVE-2016-7949 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7949 [ 10 ] CVE-2016-7950 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7950 [ 11 ] CVE-2016-7953 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7953 [ 12 ] CVE-2017-2624 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-2624 [ 13 ] CVE-2017-2625 http://nvd.nist.gov/nvd.cfm?cvena...

Read the Full Advisory

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201704-03
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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.

Severity: High
Title: X.Org: Multiple vulnerabilities
Date: April 10, 2017
Bugs: #596182, #611350, #611352, #611354
ID: 201704-03

Topics%20covered

Topics Covered

security advisory gentoo critical privilege escalation local code execution x.org

Synopsis

Multiple vulnerabilities have been found in X.Org server and libraries, the worse of which allowing local attackers to execute arbitrary code.

Background

X.Org X servers

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 x11-base/xorg-server < 1.19.2 >= 1.19.2 2 x11-libs/libICE < 1.0.9-r1 >= 1.0.9-r1 3 x11-libs/libXdmcp < 1.1.2-r1 >= 1.1.2-r1 4 x11-libs/libXrender < 0.9.10 >= 0.9.10 5 x11-libs/libXi < 1.7.7 >= 1.7.7 6 x11-libs/libXrandr < 1.5.1 >= 1.5.1 7 x11-libs/libXfixes < 5.0.3 >= 5.0.3 8 x11-libs/libXv < 1.0.11 >= 1.0.11 ------------------------------------------------------------------- 8 affected packages

Impact

===== A local or remote users can utilize the vulnerabilities to attach to the X.Org session as a user and execute arbitrary code.

Workaround

There is no known workaround at this time.

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