CVE-2016-2069

high

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.

References

https://github.com/torvalds/linux/commit/71b3c126e61177eb693423f2e18a1914205b165e

https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-3174

https://bugzilla.redhat.com/show_bug.cgi?id=1301893

http://www.ubuntu.com/usn/USN-2998-1

http://www.ubuntu.com/usn/USN-2989-1

http://www.ubuntu.com/usn/USN-2967-2

http://www.ubuntu.com/usn/USN-2967-1

http://www.ubuntu.com/usn/USN-2932-1

http://www.ubuntu.com/usn/USN-2931-1

http://www.securityfocus.com/bid/81809

http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html

http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

http://www.openwall.com/lists/oss-security/2016/01/25/1

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1

http://www.debian.org/security/2016/dsa-3503

http://rhn.redhat.com/errata/RHSA-2017-0817.html

http://rhn.redhat.com/errata/RHSA-2016-2584.html

http://rhn.redhat.com/errata/RHSA-2016-2574.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71b3c126e61177eb693423f2e18a1914205b165e

Details

Source: Mitre, NVD

Published: 2016-04-27

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.4

Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00063