Incorrect Privilege Assignment Affecting python-perf package, versions <0:3.10.0-514.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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Start learning- Snyk IDSNYK-CENTOS7-PYTHONPERF-2071444
- published26 Jul 2021
- disclosed25 Jan 2016
Introduced: 25 Jan 2016
CVE-2016-2069 (opens in a new tab)How to fix?
Upgrade Centos:7 python-perf to version 0:3.10.0-514.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
Race condition in arch/x86/mm/tlb.c in the Linux kernel before 4.4.1 allows local users to gain privileges by triggering access to a paging structure by a different CPU.
References
- http://www.securityfocus.com/bid/81809
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71b3c126e61177eb693423f2e18a1914205b165e
- https://bugzilla.redhat.com/show_bug.cgi?id=1301893
- https://github.com/torvalds/linux/commit/71b3c126e61177eb693423f2e18a1914205b165e
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
- https://access.redhat.com/security/cve/CVE-2016-2069
- http://www.debian.org/security/2016/dsa-3503
- http://www.openwall.com/lists/oss-security/2016/01/25/1
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://rhn.redhat.com/errata/RHSA-2017-0817.html
- https://access.redhat.com/errata/RHSA-2016:2574
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://www.ubuntu.com/usn/USN-2931-1
- http://www.ubuntu.com/usn/USN-2932-1
- http://www.ubuntu.com/usn/USN-2967-1
- http://www.ubuntu.com/usn/USN-2967-2
- http://www.ubuntu.com/usn/USN-2989-1
- http://www.ubuntu.com/usn/USN-2998-1