# 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 wild in October 2016, aka "Dirty COW."

- **CVSS:** 7 (HIGH)
- **EPSS:** 93.9%
- **CISA KEV:** yes (known ransomware use)

Canonical: https://intel.threadlinqs.com/cve/CVE-2016-5195
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