CVE-2016-2069

Description

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.

Category

7.4
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory kernel.org Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/81809 vdb entry
http://www.ubuntu.com/usn/USN-2967-1 vendor advisory
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.openwall.com/lists/oss-security/2016/01/25/1 mailing list
http://www.debian.org/security/2016/dsa-3503 vendor advisory
http://www.ubuntu.com/usn/USN-2967-2 vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2584.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2574.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2017-0817.html vendor advisory
http://www.ubuntu.com/usn/USN-2932-1 vendor advisory
http://www.ubuntu.com/usn/USN-2989-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html vendor advisory
https://github.com/torvalds/linux/commit/71b3c126e61177eb693423f2e18a1914205b165e patch vendor advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
https://bugzilla.redhat.com/show_bug.cgi?id=1301893
http://www.ubuntu.com/usn/USN-2931-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html vendor advisory
http://www.ubuntu.com/usn/USN-2998-1 vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71b3c126e61177eb693423f2e18a1914205b165e vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-2069?
CVE-2016-2069 has been scored as a high severity vulnerability.
How to fix CVE-2016-2069?
To fix CVE-2016-2069, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-2069 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-2069 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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