All vulnerabilities
CVE-2016-5195

Linux Kernel Race Condition Vulnerability

Linux KernelOperating systems
Open in ThreatlineRecord JSON
CVSS
7.0High
ExploitationExploited in the wildAdded to KEV 3 Mar 2022CISA KEV
Exploit odds (EPSS)83.5%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline24 Mar 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 19 Oct 2016Exploit code publicExploit-DB
  2. 10 Nov 2016, 21:00 UTCPublishedCVE List
  3. 3 Mar 2022Added to CISA KEVCISA KEV

Public exploit code and templates 5

  • Local exploitLinux Kernel 2.6.22 < 3.9 (x86/x64) - 'Dirty COW /proc/self/mem' Race Condition Privilege Escalation (SUID Method) 21 Oct 2016Exploit-DB
  • Local exploitLinux Kernel 2.6.22 < 3.9 - 'Dirty COW /proc/self/mem' Race Condition Privilege Escalation (/etc/passwd Method) 27 Nov 2016Exploit-DB
  • Local exploitLinux Kernel 2.6.22 < 3.9 - 'Dirty COW PTRACE_POKEDATA' Race Condition (Write Access Method) 26 Oct 2016Exploit-DB
  • Local exploitLinux Kernel 2.6.22 < 3.9 - 'Dirty COW' 'PTRACE_POKEDATA' Race Condition Privilege Escalation (/etc/passwd Method) 28 Nov 2016Exploit-DB
  • Local exploitLinux Kernel 2.6.22 < 3.9 - 'Dirty COW' /proc/self/mem Race Condition (Write Access Method) 19 Oct 2016Exploit-DB

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

Race condition in mm/gup.c in the Linux kernel allows local users to escalate privileges.

Text from CVE List

Affected versions 1

  • n/aaffected: n/aCVE List

References 35