RHSA-2022:1069: Important: expat security update

Published Mar 28, 2022
·
Updated

Expat is a C library for parsing XML documents.Security Fix(es): expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235) expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236) expat: Integer overflow in storeRawNames() (CVE-2022-25315) expat: Large number of prefixed XML attributes on a single tag can crash libexpat (CVE-2021-45960) expat: Integer overflow in doProlog in xmlparse.c (CVE-2021-46143) expat: Integer overflow in addBinding in xmlparse.c (CVE-2022-22822) expat: Integer overflow in buildmodel in xmlparse.c (CVE-2022-22823) expat: Integer overflow in defineAttribute in xmlparse.c (CVE-2022-22824) expat: Integer overflow in lookup in xmlparse.c (CVE-2022-22825) expat: Integer overflow in nextScaffoldPart in xmlparse.c (CVE-2022-22826) expat: Integer overflow in storeAtts in xmlparse.c (CVE-2022-22827) expat: Integer overflow in function XMLGetBuffer (CVE-2022-23852) 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.

Affected Software

12 affected componentsFixes available
redhat/expat<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-debuginfo<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-debuginfo<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-devel<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-devel<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-static<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-static<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-debuginfo<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-devel<2.1.0-14.el7_9
2.1.0-14.el7_9
redhat/expat-static<2.1.0-14.el7_9
2.1.0-14.el7_9

Remediation

Event History

Dec 5, 2024
Advisory Published
via Red Hat·02:40 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2022:1069?

The severity of RHSA-2022:1069 is classified as critical due to the potential for arbitrary code execution.

2

How do I fix RHSA-2022:1069?

To fix RHSA-2022:1069, update the expat package to version 2.1.0-14.el7_9 or higher.

3

What vulnerabilities are addressed in RHSA-2022:1069?

RHSA-2022:1069 addresses CVE-2022-25235 related to malformed UTF-8 sequences and namespace-separator characters.

4

Which software is affected by RHSA-2022:1069?

RHSA-2022:1069 affects various versions of the expat, expat-debuginfo, expat-devel, and expat-static packages.

5

Is there a risk of data loss with RHSA-2022:1069?

While RHSA-2022:1069 poses a risk of arbitrary code execution, it does not specifically mention data loss as a direct consequence.

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