Ubuntu Security Notices
USN-6305-1

USN-6305-1: PHP vulnerabilities

Publication date

23 August 2023

Overview

Several security issues were fixed in PHP.

Releases

23.04 22.04 LTS

Packages

php8.1 - HTML-embedded scripting language interpreter

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)

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
23.04 lunar	libapache2-mod-php8.1 – 8.1.12-1ubuntu4.3
	php8.1 – 8.1.12-1ubuntu4.3
	php8.1-cgi – 8.1.12-1ubuntu4.3
	php8.1-cli – 8.1.12-1ubuntu4.3
	php8.1-fpm – 8.1.12-1ubuntu4.3
	php8.1-xml – 8.1.12-1ubuntu4.3
22.04 jammy	libapache2-mod-php8.1 – 8.1.2-1ubuntu2.14
	php8.1 – 8.1.2-1ubuntu2.14
	php8.1-cgi – 8.1.2-1ubuntu2.14
	php8.1-cli – 8.1.2-1ubuntu2.14
	php8.1-fpm – 8.1.2-1ubuntu2.14
	php8.1-xml – 8.1.2-1ubuntu2.14

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References

USN-6305-2

USN-6305-2