USN-7157-2: PHP regression

Releases

• Ubuntu 20.04 LTS

Packages

• php7.4 - HTML-embedded scripting language interpreter

Details

USN-7157-1 fixed vulnerabilities in PHP. The patch for
CVE-2024-8932 caused a regression in php7.4. This
update fixes the problem.

Original advisory details:

It was discovered that PHP incorrectly handled certain inputs when
processed with convert.quoted-printable decode filters.
An attacker could possibly use this issue to expose sensitive
information or cause a crash. (CVE-2024-11233)

It was discovered that PHP incorrectly handled certain HTTP requests.
An attacker could possibly use this issue to performing arbitrary
HTTP requests originating from the server, thus potentially
gaining access to resources not normally available to the external
user. (CVE-2024-11234)

It was discovered that PHP incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash or
execute arbitrary code. (CVE-2024-11236, CVE-2024-8932)

It was discovered that PHP incorrectly handled certain MySQL requests.
An attacker could possibly use this issue to cause the client to
disclose the content of its heap containing data from other SQL requests
and possible other data belonging to different users of the same server.
(CVE-2024-8929)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 20.04

• libapache2-mod-php7.4 - 7.4.3-4ubuntu2.28
• php7.4 - 7.4.3-4ubuntu2.28
• php7.4-cgi - 7.4.3-4ubuntu2.28
• php7.4-cli - 7.4.3-4ubuntu2.28
• php7.4-ldap - 7.4.3-4ubuntu2.28

In general, a standard system update will make all the necessary changes.

References

• CVE-2024-8932

Related notices

• USN-7157-1