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Vulnerability · Published May 8, 2022 · Assigned by @huntrdev

CVE-2022-1620NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in vim/vim

Medium 6.6

In plain English

A medium-severity null pointer dereference in vim/vim from vim. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.0)6.6Medium
Exploit odds (30 days)1.6%top 24.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in GitHub repository vim/vim prior to 8.2.4901. NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 allows attackers to cause a denial of service (application crash) via a crafted input.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20vim8.2.4969-r0ALPINE-CVE-2022-1620
Alpine:v3.21vim8.2.4969-r0ALPINE-CVE-2022-1620
Alpine:v3.22vim8.2.4969-r0ALPINE-CVE-2022-1620
Alpine:v3.23vim8.2.4969-r0ALPINE-CVE-2022-1620
Alpine:v3.24vim8.2.4969-r0ALPINE-CVE-2022-1620
Debian:12vim2:9.0.0135-1DEBIAN-CVE-2022-1620
Debian:13vim2:9.0.0135-1DEBIAN-CVE-2022-1620
Debian:14vim2:9.0.0135-1DEBIAN-CVE-2022-1620
Ubuntu:22.04:LTSvim2:8.2.3995-1ubuntu2.1UBUNTU-CVE-2022-1620
Ubuntu:22.04:LTSvim2:8.2.3995-1ubuntu2.1USN-5613-1

Affected products (as reported)

VendorProductVersions
vim vim/vim unspecified – before 8.2.4901

Weakness: CWE-476 · Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

References