Dirty COW — N/a Vulnerability
CVE-2016-5195
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…
EPSS: 0.939 (99.9th percentile) — read the EPSS interpretation.
Affected products
- N/a — versions n/a
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- RHSA-2016:2107 (x_refsource_REDHAT, vendor-advisory)
- 40616 (exploit, x_refsource_EXPLOIT-DB)
- RHSA-2017:0372 (x_refsource_REDHAT, vendor-advisory)
- bto.bluecoat.com/security-advisory/sa134 (x_refsource_CONFIRM)
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay (x_refsource_CONFIRM)
- www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html (x_refsource_CONFIRM)
- 40839 (exploit, x_refsource_EXPLOIT-DB)
- dirtycow.ninja (x_refsource_MISC)
- 40847 (exploit, x_refsource_EXPLOIT-DB)
- RHSA-2016:2118 (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2016-5195?
- CVE-2016-5195 is a vulnerability in N/a. Published 2016-11-10.
- Is CVE-2016-5195 known to be exploited?
- Yes. CVE-2016-5195 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 551 public proof-of-concept repositories are indexed.