{"id":"CVE-2016-5195","aliases":[],"url":"https://o3.security/vulnerability/CVE-2016-5195","summary":null,"details":"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.\"","published":"2016-11-10T21:59:00.197Z","modified":"2026-04-16T06:20:49.910909158Z","cvss":{"score":7,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.83524,"percentile":0.99661,"asOf":"2026-08-27"},"cisaKev":{"dateAdded":"2022-03-03","dueDate":"2022-03-24","knownRansomwareCampaignUse":false},"exploitsKnown":63,"affectedPackages":[],"fix":{"url":"https://github.com/torvalds/linux/commit/19be0eaffa3ac7d8eb6784ad9bdbc7d67ed8e619","label":"torvalds/linux@19be0ea"},"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-5195"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2024/Aug/35"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2133.html"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c05352241"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/10/30/1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3107-1"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:0372"},{"type":"ADVISORY","url":"https://dirtycow.ninja"},{"type":"ADVISORY","url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10177"},{"type":"ADVISORY","url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1753-security-advisory-0026"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2106.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20161025-0001/"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/142151/Kernel-Live-Patch-Security-Notice-LSN-0021-1.html"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3106-4"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03707en_us"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/540252/100/0/threaded"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/93793"},{"type":"ADVISORY","url":"https://help.ecostruxureit.com/display/public/UADCO8x/StruxureWare+Data+Center+Operation+Software+Vulnerability+Fixes"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/10/27/13"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03722en_us"},{"type":"ADVISORY","url":"http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161207-01-dirtycow-en"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/08/09/4"},{"type":"ADVISORY","url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10770"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3106-2"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2120.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/archive/1/539611/100/0/threaded"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2132.html"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E7M62SRP6CZLJ4ZXCRZKV4WPLQBSR7DT/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W3APRVDVPDBXLH4DC5UKZVCR742MJIM3/"},{"type":"ADVISORY","url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10176"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/08/08/1"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1037078"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2118.html"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03761en_us"},{"type":"ADVISORY","url":"http://www.debian.org/security/2016/dsa-3696"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/08/15/1"},{"type":"ADVISORY","url":"https://github.com/dirtycow/dirtycow.github.io/wiki/PoCs"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05347541"},{"type":"ADVISORY","url":"https://www.exploit-db.com/exploits/40847/"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2128.html"},{"type":"ADVISORY","url":"https://security.paloaltonetworks.com/CVE-2016-5195"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/08/08/8"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/539611/100/0/threaded"},{"type":"ADVISORY","url":"https://access.redhat.com/security/vulnerabilities/2706661"},{"type":"ADVISORY","url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10807"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2098.html"},{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2016-11-01.html"},{"type":"ADVISORY","url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181107-vcsd"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2110.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/08/08/7"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/540736/100/0/threaded"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3104-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3104-2"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3106-3"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05352241"},{"type":"ADVISORY","url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161026-linux"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/archive/1/540252/100/0/threaded"},{"type":"ADVISORY","url":"http://fortiguard.com/advisory/FG-IR-16-063"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2105.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/10/21/1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3105-1"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03742en_us"},{"type":"ADVISORY","url":"https://www.kb.cert.org/vuls/id/243144"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/03/07/1"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/archive/1/540736/100/0/threaded"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3105-2"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/cve-2016-5195"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3106-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3107-2"},{"type":"ADVISORY","url":"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05341463"},{"type":"ADVISORY","url":"http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10774"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2124.html"},{"type":"ADVISORY","url":"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.3"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/08/08/2"},{"type":"ADVISORY","url":"https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-5195.html"},{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2016-12-01.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2127.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/540344/100/0/threaded"},{"type":"ADVISORY","url":"http://www.securityfocus.com/archive/1/archive/1/540344/100/0/threaded"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2126.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/10/26/7"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2107.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/11/03/7"},{"type":"ADVISORY","url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10222"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NWMDLBWMGZKFHMRJ7QUQVCERP5QHDB6W/"},{"type":"REPORT","url":"https://bto.bluecoat.com/security-advisory/sa134"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1384344"},{"type":"REPORT","url":"https://bugzilla.suse.com/show_bug.cgi?id=1004418"},{"type":"REPORT","url":"https://security-tracker.debian.org/tracker/CVE-2016-5195"},{"type":"FIX","url":"http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=19be0eaffa3ac7d8eb6784ad9bdbc7d67ed8e619"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/19be0eaffa3ac7d8eb6784ad9bdbc7d67ed8e619"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00035.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00056.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00072.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00057.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00033.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00066.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00045.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00064.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00053.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00100.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00039.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00067.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00036.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00034.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00065.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00040.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00051.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00058.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00054.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00048.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00038.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00063.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00052.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00050.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00049.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00055.html"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/139287/DirtyCow-Local-Root-Proof-Of-Concept.html"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/40611/"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/139286/DirtyCow-Linux-Kernel-Race-Condition.html"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/139277/Kernel-Live-Patch-Security-Notice-LSN-0012-1.html"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/40616/"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/40839/"},{"type":"EVIDENCE","url":"https://github.com/dirtycow/dirtycow.github.io/wiki/VulnerabilityDetails"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/139922/Linux-Kernel-Dirty-COW-PTRACE_POKEDATA-Privilege-Escalation.html"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/139923/Linux-Kernel-Dirty-COW-PTRACE_POKEDATA-Privilege-Escalation.html"}],"provenance":{"sources":["OSV.dev","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-04-16T06:20:49.910909158Z"}}