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 2023-01-17 21:00:56
Source Chrome
View at NVD,   CVE.org

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 97,850
Threat actors abusing to this issue? Yes
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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.
Added on 2022-03-03 Action due date 2022-03-24

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

87.94%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
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
7.8
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

Products affected by CVE-2016-5195

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