RHSA-2021:1972 — Security Advisory
Red Hat Security Advisory: pandoc security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · May 19, 2021
Updated · June 28, 2026
Topic
An update for pandoc is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
Pandoc is a Haskell library for converting from one markup format to another, and a command-line tool that uses this library.
Security Fix(es):
- cmark-gfm: Exponential time to parse certain inputs could lead to DoS (CVE-2020-5238)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.