Improper Input Validation Affecting xorg-x11-server-common package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS6-XORGX11SERVERCOMMON-1979930
- published26 Jul 2021
- disclosed4 Oct 2017
Introduced: 4 Oct 2017
CVE-2017-13721 (opens in a new tab)How to fix?
There is no fixed version for Centos:6 xorg-x11-server-common.
NVD Description
Note: Versions mentioned in the description apply only to the upstream xorg-x11-server-common package and not the xorg-x11-server-common package as distributed by Centos.
See How to fix? for Centos:6 relevant fixed versions and status.
In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session.
References
- http://www.securityfocus.com/bid/101238
- https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1
- https://access.redhat.com/security/cve/CVE-2017-13721
- http://www.debian.org/security/2017/dsa-4000
- https://security.gentoo.org/glsa/201710-30
- https://lists.x.org/archives/xorg-announce/2017-October/002808.html
- http://www.openwall.com/lists/oss-security/2017/10/04/10