Ubuntu Security Notices
USN-6305-2

USN-6305-2: PHP vulnerabilities

Publication date

27 February 2024

Overview

Several security issues were fixed in PHP.

Releases

20.04 LTS 18.04 LTS 16.04 LTS

Packages

php7.0 - HTML-embedded scripting language interpreter
php7.2 - HTML-embedded scripting language interpreter
php7.4 - HTML-embedded scripting language interpreter

Details

USN-6305-1 fixed several vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that PHP incorrectly handled certain XML files.
An attacker could possibly use this issue to expose sensitive information.
(CVE-2023-3823)

It was discovered that PHP incorrectly handled certain PHAR files.
An attacker could possibly use this issue to cause a crash,
expose sensitive information or execute arbitrary code.
(CVE-2023-3824)

USN-6305-1 fixed several vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that PHP incorrectly handled certain XML files.
An attacker could possibly use this issue to expose sensitive information.
(CVE-2023-3823)

It was discovered that PHP incorrectly handled certain PHAR files.
An attacker could possibly use this issue to cause a crash,
expose sensitive information or execute arbitrary code.
(CVE-2023-3824)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release	Package Version
20.04 focal	libapache2-mod-php7.4 – 7.4.3-4ubuntu2.20
	php7.4 – 7.4.3-4ubuntu2.20
	php7.4-cgi – 7.4.3-4ubuntu2.20
	php7.4-cli – 7.4.3-4ubuntu2.20
	php7.4-fpm – 7.4.3-4ubuntu2.20
	php7.4-xml – 7.4.3-4ubuntu2.20
18.04 bionic	libapache2-mod-php7.2 – 7.2.24-0ubuntu0.18.04.17+esm2
	php7.2 – 7.2.24-0ubuntu0.18.04.17+esm2
	php7.2-cgi – 7.2.24-0ubuntu0.18.04.17+esm2
	php7.2-cli – 7.2.24-0ubuntu0.18.04.17+esm2
	php7.2-fpm – 7.2.24-0ubuntu0.18.04.17+esm2
	php7.2-xml – 7.2.24-0ubuntu0.18.04.17+esm2
16.04 xenial	libapache2-mod-php7.0 – 7.0.33-0ubuntu0.16.04.16+esm8
	php7.0 – 7.0.33-0ubuntu0.16.04.16+esm8
	php7.0-cgi – 7.0.33-0ubuntu0.16.04.16+esm8
	php7.0-cli – 7.0.33-0ubuntu0.16.04.16+esm8
	php7.0-fpm – 7.0.33-0ubuntu0.16.04.16+esm8
	php7.0-xml – 7.0.33-0ubuntu0.16.04.16+esm8

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

USN-6305-1

USN-6305-1