CVE-2022-0156

Name: CVE-2022-0156
Creator: NVD / NIST
Published: 2022-01-10T16:15:09.733+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.72%

Last modified Jun 17, 2026

CVE-2022-0156 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. vim is vulnerable to Use After Free. EPSS estimates a 1.72% chance of exploitation in the next 30 days.

Description

vim is vulnerable to Use After Free

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

1.72%

74.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Vim	Vim	< 8.2.4040
Fedoraproject	Fedora	34
Fedoraproject	Fedora	35
Apple	Macos	< 12.3
Apple	Macos	>= 11.0, < 11.6.8

References

http://seclists.org/fulldisclosure/2022/Jul/13Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1Mailing List, Third Party Advisory
https://github.com/vim/vim/commit/9f1a39a5d1cd7989ada2d1cb32f97d84360e050fPatch, Third Party Advisory
https://huntr.dev/bounties/47dded34-3767-4725-8c7c-9dcb68c70b36Exploit, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HD5S2FC2HF22A7XQXK2XXIR46EARVWIM/
https://security.gentoo.org/glsa/202208-32Third Party Advisory
https://support.apple.com/kb/HT213183Release Notes, Third Party Advisory
https://support.apple.com/kb/HT213344Third Party Advisory
http://seclists.org/fulldisclosure/2022/Jul/13Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1Mailing List, Third Party Advisory
https://github.com/vim/vim/commit/9f1a39a5d1cd7989ada2d1cb32f97d84360e050fPatch, Third Party Advisory
https://huntr.dev/bounties/47dded34-3767-4725-8c7c-9dcb68c70b36Exploit, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HD5S2FC2HF22A7XQXK2XXIR46EARVWIM/
https://security.gentoo.org/glsa/202208-32Third Party Advisory
https://support.apple.com/kb/HT213183Release Notes, Third Party Advisory
https://support.apple.com/kb/HT213344Third Party Advisory

Timeline

Published: Jan 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-0156?

vim is vulnerable to Use After Free

How severe is CVE-2022-0156?

CVE-2022-0156 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.72% probability of exploitation in the next 30 days.

How do I fix CVE-2022-0156?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0156?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST