Vulnerability · Published Jan 4, 2024 · Assigned by VulnCheck

CVE-2024-22051CommonMarker Integer Overflow Vulnerability

Critical 9.8

In plain English

A critical-severity integer overflow in commonmarker. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 73% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)1.5%top 26.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

CommonMarker versions prior to 0.23.4 are at risk of an integer overflow vulnerability. This vulnerability can result in possibly unauthenticated remote attackers to cause heap memory corruption, potentially leading to an information leak or remote code execution, via parsing tables with marker rows that contain more than UINT16_MAX columns.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Debian:12	ruby-commonmarker	0.23.4-1	DEBIAN-CVE-2024-22051
Debian:13	ruby-commonmarker	0.23.4-1	DEBIAN-CVE-2024-22051
Debian:14	ruby-commonmarker	0.23.4-1	DEBIAN-CVE-2024-22051
RubyGems	commonmarker	0.23.4	GHSA-fmx4-26r3-wxpf
Ubuntu:22.04:LTS	ruby-commonmarker	no fix listed	UBUNTU-CVE-2024-22051

Affected products (as reported)

Vendor	Product	Versions
	commonmarker	0 – before 0.23.4

Weakness: CWE-190 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/github/cmark-gfm/security/advisories/GHSA-mc3g-88wq-6f4x vendor-advisory
https://github.com/gjtorikian/commonmarker/security/advisories/GHSA-fmx4-26r3-wxpf vendor-advisory
https://github.com/gjtorikian/commonmarker/commit/ab4504fd17460627a6ab255bc3c63e8e5fc6aed3 patch
https://github.com/advisories/GHSA-fmx4-26r3-wxpf vendor-advisory
https://vulncheck.com/advisories/vc-advisory-GHSA-fmx4-26r3-wxpf third-party-advisory