RHSA-2022:6541 — Security Advisory
Red Hat Security Advisory: php:7.4 security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · September 15, 2022
Updated · November 22, 2025
Topic
An update for the php:7.4 module is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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
PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server.
Security Fix(es):
-
Archive_Tar: allows an unserialization attack because phar: is blocked but PHAR: is not blocked (CVE-2020-28948)
-
Archive_Tar: improper filename sanitization leads to file overwrites (CVE-2020-28949)
-
Archive_Tar: directory traversal due to inadequate checking of symbolic links (CVE-2020-36193)
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.