7.5
CWE
407 400
Advisory Published
Updated

CVE-2023-22484: Inefficient Quadratic complexity bug in handle_pointy_brace may lead to a denial of service

First published: Mon Jan 23 2023(Updated: )

cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. Versions prior to 0.29.0.gfm.7 are subject to a polynomial time complexity issue in cmark-gfm that may lead to unbounded resource exhaustion and subsequent denial of service. This vulnerability has been patched in 0.29.0.gfm.7.

Credit: security-advisories@github.com

Affected SoftwareAffected VersionHow to fix
Github Cmark-gfm<0.29.0.gfm.7

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is CVE-2023-22484?

    CVE-2023-22484 is a vulnerability in cmark-gfm, a CommonMark parsing and rendering library and program in C, that can lead to unbounded resource exhaustion and denial of service.

  • What is the severity of CVE-2023-22484?

    The severity of CVE-2023-22484 is high, with a severity value of 7.5.

  • Which software versions are affected by CVE-2023-22484?

    Versions prior to 0.29.0.gfm.7 of cmark-gfm are affected by CVE-2023-22484.

  • How can I fix CVE-2023-22484?

    To fix CVE-2023-22484, you should update cmark-gfm to version 0.29.0.gfm.7 or later.

  • Where can I find more information about CVE-2023-22484?

    You can find more information about CVE-2023-22484 at the following link: [CVE-2023-22484](https://github.com/github/cmark-gfm/security/advisories/GHSA-24f7-9frr-5h2r)

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203