CVE-2016-5195 | BDVDB-2026-0003 Detail
LinuxKernel
Description#
Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling of a copy-on-write (COW) feature to write to a read-only memory mapping, as exploited in the wild in October 2016, aka "Dirty COW."
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
References#
- http://rhn.redhat.com/errata/RHSA-2016-2107.html
- https://www.exploit-db.com/exploits/40616/
- https://access.redhat.com/errata/RHSA-2017:0372
- https://bto.bluecoat.com/security-advisory/sa134
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05352241
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- https://www.exploit-db.com/exploits/40839/
- https://dirtycow.ninja
- https://www.exploit-db.com/exploits/40847/
- http://rhn.redhat.com/errata/RHSA-2016-2118.html
- http://rhn.redhat.com/errata/RHSA-2016-2128.html
- https://source.android.com/security/bulletin/2016-12-01.html
- http://rhn.redhat.com/errata/RHSA-2016-2120.html
- http://www.openwall.com/lists/oss-security/2016/10/26/7
- http://rhn.redhat.com/errata/RHSA-2016-2133.html
Show all 40
- http://rhn.redhat.com/errata/RHSA-2016-2098.html
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03761en_us
- https://www.kb.cert.org/vuls/id/243144
- https://bugzilla.suse.com/show_bug.cgi?id=1004418
- http://www.securitytracker.com/id/1037078
- https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-5195.html
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03722en_us
- https://security.netapp.com/advisory/ntap-20161025-0001/
- http://www.securityfocus.com/bid/93793
- http://rhn.redhat.com/errata/RHSA-2016-2127.html
- https://security-tracker.debian.org/tracker/CVE-2016-5195
- https://github.com/dirtycow/dirtycow.github.io/wiki/PoCs
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03742en_us
- https://github.com/torvalds/linux/commit/19be0eaffa3ac7d8eb6784ad9bdbc7d67ed8e619
- https://help.ecostruxureit.com/display/public/UADCO8x/StruxureWare+Data+Center+Operation+Software+Vulnerability+Fixes
- https://github.com/dirtycow/dirtycow.github.io/wiki/VulnerabilityDetails
- https://bugzilla.redhat.com/show_bug.cgi?id=1384344
- https://access.redhat.com/security/vulnerabilities/2706661
- http://rhn.redhat.com/errata/RHSA-2016-2106.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=19be0eaffa3ac7d8eb6784ad9bdbc7d67ed8e619
- https://www.exploit-db.com/exploits/40611/
- https://access.redhat.com/security/cve/cve-2016-5195
- https://source.android.com/security/bulletin/2016-11-01.html
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05347541
- http://rhn.redhat.com/errata/RHSA-2016-2124.html
Exploit#
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.