Race Condition Affecting kernel-rt package, versions <0:3.10.0-693.rt56.617.el7
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRT-2089491
- published 26 Jul 2021
- disclosed 14 Jan 2017
Introduced: 14 Jan 2017
CVE-2017-6001 Open this link in a new tabHow to fix?
Upgrade Centos:7 kernel-rt to version 0:3.10.0-693.rt56.617.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt package and not the kernel-rt package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
Race condition in kernel/events/core.c in the Linux kernel before 4.9.7 allows local users to gain privileges via a crafted application that makes concurrent perf_event_open system calls for moving a software group into a hardware context. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-6786.
References
- http://www.securityfocus.com/bid/96264
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=321027c1fe77f892f4ea07846aeae08cefbbb290
- https://bugzilla.redhat.com/show_bug.cgi?id=1422825
- https://github.com/torvalds/linux/commit/321027c1fe77f892f4ea07846aeae08cefbbb290
- https://source.android.com/security/bulletin/pixel/2017-11-01
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.7
- https://access.redhat.com/security/cve/CVE-2017-6001
- http://www.debian.org/security/2017/dsa-3791
- http://www.openwall.com/lists/oss-security/2017/02/16/1
- https://access.redhat.com/errata/RHSA-2017:2077