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Red Hat Enterprise Linux: RHSA-2022:7624 Security Alert: PHP RCE Risk

red hat
Calendar Grey November 8, 2022
Dist Redhat Esm H88
Moderate security notice issued for Red Hat php:8.0 patch targeting essential vulnerabilities affecting system reliability.
An update for the php:8.0 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 (8.0.20). (BZ#2100876)
Security Fix(es):
* php: Use after free due to php_filter_float() failing for ints (CVE-2021-21708)
* php: Uninitialized array in pg_query_params() leading to RCE (CVE-2022-31625)
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 moderate security issue remote code execution bug fix Red Hat Enterprise Linux php update

References

https://access.redhat.com/security/cve/CVE-2021-21708 https://access.redhat.com/security/cve/CVE-2022-31625 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-1.7.3-1.module+el8.6.0+13671+84712317.src.rpm php-8.0.20-2.module+el8.7.0+16187+bb5ab920.src.rpm php-pear-1.10.13-1.module+el8.6.0+13671+84712317.src.rpm php-pecl-apcu-5.1.20-1.module+el8.6.0+13671+84712317.src.rpm php-pecl-rrd-2.0.3-1.module+el8.6.0+13671+84712317.src.rpm php-pecl-xdebug3-3.1.2-1.module+el8.6.0+13671+84712317.src.rpm php-pecl-zip-1.19.2-1.module+el8.6.0+13671+84712317.src.rpm
aarch64: libzip-1.7.3-1.module+el8.6.0+13671+84712317.aarch64.rpm libzip-debuginfo-1.7.3-1.module+el8.6.0+13671+84712317.aarch64.rpm libzip-debugsource-1.7.3-1.module+el8.6.0+13671+84712317.aarch64.rpm libzip-devel-1.7.3-1.module+el8.6.0+13671+84712317.aarch64.rpm libzip-tools-1.7.3-1.module+el8.6.0+13671+84712317.aarch64.rpm libzip-tools-debuginfo-1.7.3-1.module+el8.6.0+13671+84712317.aarch64.rpm php-8.0.20-2.module+el8.7.0+16187+bb5ab920.aarch64.rpm php-bcmath-8.0.20-2.module+el8.7.0+16187+bb5ab920.aarch64.rpm php-bcmath-debuginfo-8.0.20-2.module+el8.7.0+16187+bb5ab920.aarch64.rpm php-cli-8.0.20-2.module+el8.7.0+16187+bb5ab920.aarch64.rpm php-cli-debuginfo-8.0.20-2.module+el8.7.0+16187+bb5ab920.aarch64.rpm php-common-8.0.20-2.module+el8.7.0+16187+bb5ab920.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:7624-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7624
Issue date: 2022-11-08

Topic

An update for the php:8.0 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 moderate security issue remote code execution bug fix Red Hat Enterprise Linux php update

Relevant Releases Architectures

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

Bugs Fixed

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

2098521 - CVE-2022-31625 php: Uninitialized array in pg_query_params() leading to RCE

2100876 - php:8.0 rebase to 8.0.20

2112814 - php:8.0 snmp3 Calls Using authPriv or authNoPriv Immediately Return False Without Error Message

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