CVE-2021-4187

7.8 HIGH
Published: December 29, 2021 Modified: November 03, 2025
View on NVD

Description

vim is vulnerable to Use After Free

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://seclists.org/fulldisclosure/2022/Jul/14
Source: security@huntr.dev
Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29
Source: security@huntr.dev
Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35
Source: security@huntr.dev
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1
Source: security@huntr.dev
Mailing List Third Party Advisory
https://github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441
Source: security@huntr.dev
Patch Third Party Advisory
https://huntr.dev/bounties/a8bee03a-6e2e-43bf-bee3-4968c5386a2e
Source: security@huntr.dev
Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/
Source: security@huntr.dev
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
Source: security@huntr.dev
https://security.gentoo.org/glsa/202208-32
Source: security@huntr.dev
Third Party Advisory
https://support.apple.com/kb/HT213183
Source: security@huntr.dev
Release Notes Third Party Advisory
https://support.apple.com/kb/HT213256
Source: security@huntr.dev
Third Party Advisory
https://support.apple.com/kb/HT213343
Source: security@huntr.dev
Third Party Advisory
http://seclists.org/fulldisclosure/2022/Jul/14
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://huntr.dev/bounties/a8bee03a-6e2e-43bf-bee3-4968c5386a2e
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/03/msg00023.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/202208-32
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/kb/HT213183
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Third Party Advisory
https://support.apple.com/kb/HT213256
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/kb/HT213343
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

25 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.6%
69th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-416 CWE-416

Affected Vendors

apple fedoraproject vim

Related CVEs

CVE-2025-52691 10.0
CVE-2025-15168 7.3
CVE-2025-15167 7.3
CVE-2025-15166 7.3
CVE-2025-15165 7.3