SARA / Free Tools / CVE / CVE-2022-2946

CVE-2022-2946 — Use After Free in GitHub repository vim/vim prior to 9

Use After Free in GitHub repository vim/vim prior to 9.0.0246.

CVSS

7.8 HIGH

EPSS

0.53% (top 56.80%)

CWE

—

Published

2022-08-23T17:15:14.383

Last modified

2026-10-09T14:17:09.247

CVSS vector

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

01What is this vulnerability?

Use After Free in GitHub repository vim/vim prior to 9.0.0246.

No structured affected-product list available — see references below for vendor advisories.

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

github.com — https://github.com/vim/vim/commit/adce965162dd89bf29ee0e5baf53652e7515762c
huntr.dev — https://huntr.dev/bounties/5d389a18-5026-47df-a5d0-1548a9b555d5
lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html
lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
security.gentoo.org — https://security.gentoo.org/glsa/202305-16
github.com — https://github.com/vim/vim/commit/adce965162dd89bf29ee0e5baf53652e7515762c
huntr.dev — https://huntr.dev/bounties/5d389a18-5026-47df-a5d0-1548a9b555d5
lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html
lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
security.gentoo.org — https://security.gentoo.org/glsa/202305-16

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