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 2016-11-10 21:59:00
Updated 2025-04-12 10:46:41
Source Chrome
View at NVD,   CVE.org

Products affected by CVE-2016-5195

Threat overview for CVE-2016-5195

Top countries where our scanners detected CVE-2016-5195
Top open port discovered on systems with this issue 80
IPs affected by CVE-2016-5195 97,930
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2016-5195!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

CVE-2016-5195 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Linux Kernel Race Condition Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Race condition in mm/gup.c in the Linux kernel allows local users to escalate privileges.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2016-5195
Added on 2022-03-03 Action due date 2022-03-24

Exploit prediction scoring system (EPSS) score for CVE-2016-5195

94.18%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-5195

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.2
HIGH AV:L/AC:L/Au:N/C:C/I:C/A:C
3.9
10.0
NIST
7.0
HIGH CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
1.0
5.9
134c704f-9b21-4f2e-91b3-4a467353bcc0 2025-01-29
7.0
HIGH CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
1.0
5.9
NIST 2024-07-24
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
NIST

CWE ids for CVE-2016-5195

References for CVE-2016-5195

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