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Red Hat: RHSA-2022-7628-01 Moderate: PHP 7.4 XML Parsing Issue

red hat
Calendar Grey November 8, 2022
Dist Redhat Esm H88
The newly released PHP 7.4 modules for Red Hat Enterprise Linux bring important security enhancements, addressing critical vulnerabilities and moderate severity issues.
An update for the php:7.4 module is now available for Red Hat Enterprise Linux 8

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

After installing the updated packages, the httpd daemon must be restarted for the update to take effect.

Summary

PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server.
The following packages have been upgraded to a later upstream version: php (7.4.30), php-pear (1.10.13). (BZ#2055422)
Security Fix(es):
* php: Special character breaks path in xml parsing (CVE-2021-21707)
* php: Use after free due to php_filter_float() failing for ints (CVE-2021-21708)
* php-pear: Directory traversal vulnerability (CVE-2021-32610)
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 8.7 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory Red Hat directory traversal critical fix Moderate severity xml parsing PHP module

References

https://access.redhat.com/security/cve/CVE-2021-21707 https://access.redhat.com/security/cve/CVE-2021-21708 https://access.redhat.com/security/cve/CVE-2021-32610 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.7_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libzip-1.6.1-1.module+el8.3.0+6678+b09f589e.src.rpm php-7.4.30-1.module+el8.7.0+15886+8e29b882.src.rpm php-pear-1.10.13-1.module+el8.7.0+15127+a450a8db.src.rpm php-pecl-apcu-5.1.18-1.module+el8.3.0+6678+b09f589e.src.rpm php-pecl-rrd-2.0.1-1.module+el8.3.0+6678+b09f589e.src.rpm php-pecl-xdebug-2.9.5-1.module+el8.3.0+6678+b09f589e.src.rpm php-pecl-zip-1.18.2-1.module+el8.3.0+6678+b09f589e.src.rpm
aarch64: libzip-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64.rpm libzip-debuginfo-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64.rpm libzip-debugsource-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64.rpm libzip-devel-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64.rpm libzip-tools-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64.rpm libzip-tools-debuginfo-1.6.1-1.module+el8.3.0+6678+b09f589e.aarch64.rpm php-7.4.30-1.module+el8.7.0+15886+8e29b882.aarch64.rpm php-bcmath-7.4.30-1.module+el8.7.0+15886+8e29b882.aarch64.rpm php-bcmath-debuginfo-7.4.30-1.module+el8.7.0+15886+8e29b882.aarch64.rpm php-cli-7.4.30-1.module+el8.7.0+15886+8e29b882.aarch64.rpm php-cli-debuginfo-7.4.30-1.module+el8.7.0+15886+8e29b882.aarch64.rpm php-common-7.4.30-1.module+el8.7.0+15886+8e29b882.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:7628-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7628
Issue date: 2022-11-08

Topic

An update for the php:7.4 module is now available for Red Hat EnterpriseLinux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat directory traversal critical fix Moderate severity xml parsing PHP module

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

1988558 - CVE-2021-32610 php-pear: Directory traversal vulnerability

2026045 - CVE-2021-21707 php: Special character breaks path in xml parsing

2055422 - pecl upgrade fails unexpectedly

2055879 - CVE-2021-21708 php: Use after free due to php_filter_float() failing for ints

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