🛡️ CVE-2024-44337 — markdown

🟡 CVSS 5.1 — Medium ✅ No Known Exploit CWE-835 NVD

5.1

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

Infinite loop in github.com/gomarkdown/markdown

The package github.com/gomarkdown/markdown is a Go library for parsing Markdown text and rendering as HTML. Prior to pseudoversion v0.0.0-20240729232818-a2a9c4f, which corresponds with commit a2a9c4f76ef5a5c32108e36f7c47f8d310322252, there was a logical problem in the paragraph function of the parser/block.go file, which allowed a remote attacker to cause a denial of service (DoS) condition by providing a tailor-made input that caused an infinite loop, causing the program to hang and consume resources indefinitely. Submit a2a9c4f76ef5a5c32108e36f7c47f8d310322252 contains fixes to this problem.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity low, availability low.

Weakness class

CVE-2024-44337 is classified as CWE-835: Infinite Loop. A loop condition can never become false for some inputs, hanging the process.

Affected software

CVE-2024-44337 is recorded against 2 packages.

github.com/gomarkdown/markdown
unknown

Timeline and source

Published on 15 October 2024 and last revised on 4 February 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
github.com (Package)
pkg.go.dev (Web)

CVE-2024-44337 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Debian Ubuntu

Details

Severity Medium

CVSS Score 5.1

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

CWE CWE-835

Public Exploit ✅ No

Source NVD

Published 2024-10-15

Updated 2026-08-12

Modified 2026-02-04

Fix URL https://github.com/gomarkdown/markdown/commit/a2a9c4f76ef5a5c32108e36f7c47f8d310322252

Affected Packages

Software	From version	Fixed in
github.com/gomarkdown/markdown	—	—
unknown	—	—

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-44337

WEB https://github.com/gomarkdown/markdown/commit/a2a9c4f76ef5a5c32108e36f7c47f8d310322252

WEB https://github.com/Brinmon/CVE-2024-44337

PACKAGE https://github.com/gomarkdown/markdown

WEB https://pkg.go.dev/vuln/GO-2024-3205

🔗 NVD 🔗 Mitre ✅ Fix / Advisory

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