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====================================================================                   
Red Hat Security Advisory

Synopsis:          Important: pandoc security update
Advisory ID:       RHSA-2022:5597-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:5597
Issue date:        2022-07-18
CVE Names:         CVE-2022-24724
====================================================================
1. Summary:

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.

2. Relevant releases/architectures:

Red Hat CodeReady Linux Builder (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

3. 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):

* 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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

2060662 - CVE-2022-24724 cmark-gfm: possible RCE due to integer overflow

6. Package List:

Red Hat CodeReady Linux Builder (v. 8):

Source:
pandoc-2.0.6-6.el8_6.src.rpm

aarch64:
pandoc-2.0.6-6.el8_6.aarch64.rpm

noarch:
pandoc-common-2.0.6-6.el8_6.noarch.rpm

ppc64le:
pandoc-2.0.6-6.el8_6.ppc64le.rpm

s390x:
pandoc-2.0.6-6.el8_6.s390x.rpm

x86_64:
pandoc-2.0.6-6.el8_6.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2022-24724
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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