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CVE-2022-2946

26
FAUCET Score

CVE-2022-2946 is a Use-After-Free vulnerability affecting Vim prior to version 9.0.0246, impacting various distributions including Debian and Fedora. With a CVSS score of 7.8 (High), successful exploitation requires user interaction (UI:R) and local access (AV:L), potentially leading to high confidentiality, integrity, and availability impacts. Currently, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.0.0246CPE matchmatch criteria
cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*
35CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 40th percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

github_advisorypatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: cm1 vim 9.0.0360-1 on CBL Mariner 1.0Fixed in: 9.0.0360-1
microsoftpatch availablevia msrc
Product: cbl2 vim 9.0.0325-1 on CBL Mariner 2.0Fixed in: 9.0.0325-1
microsoftpatch availablevia msrc
Product: 18634-16823Fixed in: 9.0.0325-1
microsoftpatch availablevia msrc
Product: 18627-16820Fixed in: 9.0.0360-1
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: vim
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: vim

Vendor Advisories (2)

redhatCVE-2022-2946Low

vim: use after free in function vim_vsnprintf_typval

Aug 23, 2022
microsoft2022-Aug/CVE-2022-2946Important

Use After Free in vim/vim

Aug 9, 2022

References

github.com / vim/vim/commit/adce965162dd89bf29ee0e5baf53652e7515762c
PatchThird Party Advisory
huntr.dev / bounties/5d389a18-5026-47df-a5d0-1548a9b555d5
ExploitPatchThird Party Advisory
lists.debian.org / debian-lts-announce/2022/11/msg00009.html
Mailing ListThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/C72HDIMR3KTTAO7QGTXWUMPBNFUFIBRD
security.gentoo.org / glsa/202305-16