Insufficient Entropy Affecting libxkbcommon-devel package, versions <0:0.7.1-1.el7
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-RHEL7-LIBXKBCOMMONDEVEL-4703564
- published26 Jul 2021
- disclosed28 Feb 2017
Introduced: 28 Feb 2017
CVE-2017-2626 (opens in a new tab)How to fix?
Upgrade RHEL:7 libxkbcommon-devel to version 0:0.7.1-1.el7 or higher.
This issue was patched in RHSA-2017:1865.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxkbcommon-devel package and not the libxkbcommon-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
It was discovered that libICE before 1.0.9-8 used a weak entropy to generate keys. A local attacker could potentially use this flaw for session hijacking using the information available from the process list.
References
- http://www.securityfocus.com/bid/96480
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2626
- https://cgit.freedesktop.org/xorg/lib/libICE/commit/?id=ff5e59f32255913bb1cdf51441b98c9107ae165b
- https://access.redhat.com/security/cve/CVE-2017-2626
- https://security.gentoo.org/glsa/201704-03
- https://www.x41-dsec.de/lab/advisories/x41-2017-001-xorg/
- https://lists.debian.org/debian-lts-announce/2019/11/msg00022.html
- http://www.openwall.com/lists/oss-security/2019/07/14/3
- https://access.redhat.com/errata/RHSA-2017:1865
- http://www.securitytracker.com/id/1037919
- https://bugzilla.redhat.com/show_bug.cgi?id=1424992