CVE-2017-18221
Linux munmap Denial of Service
Description
The __munlock_pagevec function in mm/mlock.c in the Linux kernel before 4.11.4 allows local users to cause a denial of service (NR_MLOCK accounting corruption) via crafted use of mlockall and munlockall system calls.
INFO
Published Date :
March 7, 2018, 8:29 a.m.
Last Modified :
May 31, 2018, 1:29 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-18221
.
URL | Resource |
---|---|
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=70feee0e1ef331b22cc51f383d532a0d043fbdcc | Patch Vendor Advisory |
http://www.securityfocus.com/bid/103321 | Third Party Advisory VDB Entry |
https://github.com/torvalds/linux/commit/70feee0e1ef331b22cc51f383d532a0d043fbdcc | Patch Third Party Advisory |
https://usn.ubuntu.com/3655-1/ | |
https://usn.ubuntu.com/3655-2/ | |
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.4 | Release Notes Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-18221
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-18221
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 31, 2018
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3655-1/ [No Types Assigned] -
CVE Modified by [email protected]
May. 23, 2018
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3655-2/ [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 27, 2018
Action Type Old Value New Value Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=70feee0e1ef331b22cc51f383d532a0d043fbdcc No Types Assigned http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=70feee0e1ef331b22cc51f383d532a0d043fbdcc Patch, Vendor Advisory Changed Reference Type https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.4 No Types Assigned https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.4 Release Notes, Vendor Advisory Changed Reference Type http://www.securityfocus.com/bid/103321 No Types Assigned http://www.securityfocus.com/bid/103321 Third Party Advisory, VDB Entry Changed Reference Type https://github.com/torvalds/linux/commit/70feee0e1ef331b22cc51f383d532a0d043fbdcc No Types Assigned https://github.com/torvalds/linux/commit/70feee0e1ef331b22cc51f383d532a0d043fbdcc Patch, Third Party Advisory Added CWE CWE-20 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 4.11.4 -
CVE Modified by [email protected]
Mar. 14, 2018
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/103321 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-18221
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-18221
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05635
percentile