Information Exposure Affecting perf package, versions *
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-PERF-1970221
- published 26 Jul 2021
- disclosed 22 Nov 2016
Introduced: 22 Nov 2016
CVE-2016-9756 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7 perf.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment (CS) in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.
References
- http://www.securityfocus.com/bid/94615
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2117d5398c81554fbf803f5fd1dc55eb78216c0c
- https://bugzilla.redhat.com/show_bug.cgi?id=1400468
- https://github.com/torvalds/linux/commit/2117d5398c81554fbf803f5fd1dc55eb78216c0c
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.12
- https://access.redhat.com/security/cve/CVE-2016-9756
- http://www.openwall.com/lists/oss-security/2016/12/01/1
- http://lists.opensuse.org/opensuse-security-announce/2017-01/msg00000.html