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AUSCERT External Security Bulletin Redistribution
ESB-2022.3616
pandoc security update
27 July 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: pandoc
Publisher: Red Hat
Operating System: Red Hat
Resolution: Patch/Upgrade
CVE Names: CVE-2022-24724
Original Bulletin:
https://access.redhat.com/errata/RHSA-2022:5597
Comment: CVSS (Max): 8.8 CVE-2022-24724 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Note: Recent issues with access to Red Hat advisories has resulted in some delayed reporting.
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Red Hat Product Errata RHSA-2022:5597 - Security Advisory
Issued:
2022-07-18
Updated:
2022-07-18
RHSA-2022:5597 - Security Advisory
Synopsis
Important: pandoc security update
Type/Severity
Security Advisory: Important
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
Important. 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 markdown/markup conversion tool. The version of pandoc in RHEL 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):
o 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.
Solution
For details on how to apply this update, which includes the changes described
in this advisory, refer to:
https://access.redhat.com/articles/11258
Affected Products
o Red Hat CodeReady Linux Builder for x86_64 8 x86_64
o Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
o Red Hat CodeReady Linux Builder for ARM 64 8 aarch64
o Red Hat CodeReady Linux Builder for IBM z Systems 8 s390x
o Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.6
x86_64
o Red Hat CodeReady Linux Builder for Power, little endian - Extended Update
Support 8.6 ppc64le
o Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update
Support 8.6 s390x
o Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.6
aarch64
Fixes
o BZ - 2060662 - CVE-2022-24724 cmark-gfm: possible RCE due to integer
overflow
CVEs
o CVE-2022-24724
References
o https://access.redhat.com/security/updates/classification/#important
Contact
The Red Hat security contact is secalert@redhat.com. More
contact details at https://access.redhat.com/security/team/contact/.
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