Race Condition Affecting kernel-rt-devel package, versions <0:3.10.0-514.16.1.rt56.437.el7
Threat Intelligence
EPSS
0.04% (12th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRTDEVEL-2078253
- published 26 Jul 2021
- disclosed 7 Mar 2017
Introduced: 7 Mar 2017
CVE-2017-2636 Open this link in a new tabHow to fix?
Upgrade Centos:7 kernel-rt-devel to version 0:3.10.0-514.16.1.rt56.437.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-devel package and not the kernel-rt-devel package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
Race condition in drivers/tty/n_hdlc.c in the Linux kernel through 4.10.1 allows local users to gain privileges or cause a denial of service (double free) by setting the HDLC line discipline.
References
- http://www.securityfocus.com/bid/96732
- https://bugzilla.redhat.com/show_bug.cgi?id=1428319
- https://access.redhat.com/security/cve/CVE-2017-2636
- http://www.debian.org/security/2017/dsa-3804
- https://a13xp0p0v.github.io/2017/03/24/CVE-2017-2636.html
- http://www.openwall.com/lists/oss-security/2017/03/07/6
- https://access.redhat.com/errata/RHSA-2017:0931
- http://www.securitytracker.com/id/1037963
- https://access.redhat.com/security/vulnerabilities/CVE-2017-2636
CVSS Scores
version 3.1