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OpenAdvisories
High ALSA-2022:5597 1 CVE

Important: pandoc security update

Published Jul 18, 2022 · Updated Oct 29, 2026

Summary

Pandoc is a markdown/markup conversion tool. The version of pandoc in AlmaLinux 8 CRB uses cmark-gfm (GitHub's extended version of the C reference implementation of CommonMark) for parts of its conversion. The update, fixes CVE-2022-24724: an integer overflow in cmark-gfm's table row parsing which may lead to heap memory corruption when parsing tables with more than UINT16_MAX columns.
Security Fix(es):
* cmark-gfm: possible RCE due to integer overflow (CVE-2022-24724)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 2

ReleasePackageFixed in
AlmaLinux · 8 pandoc 2.0.6-6.el8_6
AlmaLinux · 8 pandoc-common 2.0.6-6.el8_6

Vulnerabilities 1

  • High 8.8

    Integer overflow in table parsing extension leads to heap memory corruption

    cmark-gfm is GitHub's extended version of the C reference implementation of CommonMark. Prior to versions 0.29.0.gfm.3 and 0.28.3.gfm.21, an integer overflow in cmark-gfm's table row parsing `table.c:row_from_string` may lead to heap memory corruption when pa…

References

  • report
    https://access.redhat.com/security/cve/CVE-2022-24724
  • report
    https://bugzilla.redhat.com/2060662
  • advisory
    https://errata.almalinux.org/8/ALSA-2022-5597.html