RedHat: RHSA-2022-7340:01 Moderate: php-pear security update
Summary
The php-pear package contains the PHP Extension and Application Repository
(PEAR), a framework and distribution system for reusable PHP components.
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.
Summary
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.
References
https://access.redhat.com/security/cve/CVE-2020-28948 https://access.redhat.com/security/cve/CVE-2020-28949 https://access.redhat.com/security/cve/CVE-2020-36193 https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux Server (v. 7):
Source:
php-pear-1.9.4-23.el7_9.src.rpm
noarch:
php-pear-1.9.4-23.el7_9.noarch.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
php-pear-1.9.4-23.el7_9.src.rpm
noarch:
php-pear-1.9.4-23.el7_9.noarch.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/
Topic
An update for php-pear is now available for Red Hat Enterprise Linux 7.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.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Server (v. 7) - noarch
Red Hat Enterprise Linux Workstation (v. 7) - noarch
Bugs Fixed
1904001 - CVE-2020-28948 Archive_Tar: allows an unserialization attack because phar: is blocked but PHAR: is not blocked
1910323 - CVE-2020-28949 Archive_Tar: improper filename sanitization leads to file overwrites
1942961 - CVE-2020-36193 Archive_Tar: directory traversal due to inadequate checking of symbolic links
