Published: 27/04/2016 Updated: 05/01/2018

CVSS v2 Base Score: 4.4 | Impact Score: 6.4 | Exploitability Score: 3.4

CVSS v3 Base Score: 7.4 | Impact Score: 5.9 | Exploitability Score: 1.4

VMScore: 392

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

Race condition in arch/x86/mm/tlb.c in the Linux kernel prior to 4.4.1 allows local users to gain privileges by triggering access to a paging structure by a different CPU.

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canonical ubuntu linux 14.04
canonical ubuntu linux 12.04
linux linux kernel

Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring S ...

Synopsis Moderate: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Moderate Topic An update for kernel is now available for Red Hat Enterprise Linux 6Red Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring Syst ...

A flaw was discovered in the way the Linux kernel dealt with paging structures When the kernel invalidated a paging structure that was not in use locally, it could, in principle, race against another CPU that is switching to a process that uses the paging structure in question A local user could use a thread running with a stale cached virtual-&g ...

USN-2908-2 introduced a regression in the Ubuntu 1510 Linux kernel backported to Ubuntu 1404 LTS ...

USN-2908-1 introduced a regression in the Linux kernel ...

Several security issues were fixed in the kernel ...

CWE-362 http://www.openwall.com/lists/oss-security/2016/01/25/1 https://bugzilla.redhat.com/show_bug.cgi?id=1301893 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71b3c126e61177eb693423f2e18a1914205b165e https://github.com/torvalds/linux/commit/71b3c126e61177eb693423f2e18a1914205b165e http://www.ubuntu.com/usn/USN-2998-1 http://www.ubuntu.com/usn/USN-2989-1 http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html http://www.securityfocus.com/bid/81809 http://www.debian.org/security/2016/dsa-3503 http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html http://www.ubuntu.com/usn/USN-2967-1 http://www.ubuntu.com/usn/USN-2967-2 http://www.ubuntu.com/usn/USN-2931-1 http://www.ubuntu.com/usn/USN-2932-1 http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html 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 https://access.redhat.com/errata/RHSA-2016:2574 https://nvd.nist.gov https://usn.ubuntu.com/2908-5/https://access.redhat.com/security/cve/cve-2016-2069

CVE-2016-2069

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