Security Bulletin: The "Dirty Cow" Vulnerability (CVE-2016-5195)

Audience
Public
Product
FlashArray
Content Type
Source Type
Common Vulnerabilities and Exposures (CVE)

Security Bulletin: The "Dirty Cow" Vulnerability (CVE-2016-5195)

Vulnerability Status: Final Source: Third Party / OSS Initial Publication Date: 2016-11-10 Last Updated: 2026-05-27 13:40:24

Summary:

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."


CVE#: CVE-2016-5195

Vulnerability score (v3): 7

Vector (v3): 3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity (v3): 2 - High

Product(s): FlashArray

Version First Fixed: Purity//FA 4.7.7, Purity//FA 4.8.2


References:

https://nvd.nist.gov/vuln/detail/CVE-2016-5195