USN-5479-1: PHP vulnerabilities

Releases

• Ubuntu 22.04 LTS
• Ubuntu 21.10
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

Packages

• php7.2 - HTML-embedded scripting language interpreter
• php7.4 - HTML-embedded scripting language interpreter
• php8.0 - HTML-embedded scripting language interpreter
• php8.1 - HTML-embedded scripting language interpreter

Details

Charles Fol discovered that PHP incorrectly handled initializing certain
arrays when handling the pg_query_params function. A remote attacker could
use this issue to cause PHP to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2022-31625)

Charles Fol discovered that PHP incorrectly handled passwords in mysqlnd. A
remote attacker could use this issue to cause PHP to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2022-31626)

Update instructions

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

Ubuntu 22.04

• php8.1-fpm - 8.1.2-1ubuntu2.1
• php8.1-cli - 8.1.2-1ubuntu2.1
• libapache2-mod-php8.1 - 8.1.2-1ubuntu2.1
• php8.1-mysql - 8.1.2-1ubuntu2.1
• php8.1-pgsql - 8.1.2-1ubuntu2.1
• php8.1-cgi - 8.1.2-1ubuntu2.1

Ubuntu 21.10

• php8.0-fpm - 8.0.8-1ubuntu0.4
• php8.0-cli - 8.0.8-1ubuntu0.4
• libapache2-mod-php8.0 - 8.0.8-1ubuntu0.4
• php8.0-cgi - 8.0.8-1ubuntu0.4
• php8.0-mysql - 8.0.8-1ubuntu0.4
• php8.0-pgsql - 8.0.8-1ubuntu0.4

Ubuntu 20.04

• libapache2-mod-php7.4 - 7.4.3-4ubuntu2.12
• php7.4-pgsql - 7.4.3-4ubuntu2.12
• php7.4-cgi - 7.4.3-4ubuntu2.12
• php7.4-fpm - 7.4.3-4ubuntu2.12
• php7.4-cli - 7.4.3-4ubuntu2.12
• php7.4-mysql - 7.4.3-4ubuntu2.12

Ubuntu 18.04

• php7.2-fpm - 7.2.24-0ubuntu0.18.04.12
• php7.2-cli - 7.2.24-0ubuntu0.18.04.12
• libapache2-mod-php7.2 - 7.2.24-0ubuntu0.18.04.12
• php7.2-mysql - 7.2.24-0ubuntu0.18.04.12
• php7.2-pgsql - 7.2.24-0ubuntu0.18.04.12
• php7.2-cgi - 7.2.24-0ubuntu0.18.04.12

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

References

• CVE-2022-31626
• CVE-2022-31625

Related notices

• USN-5479-2: php7.0-mcrypt, php7.0-opcache, php7.0-cgi, php7.0-xsl, php7.0-cli, php7.0-pspell, php7.0-pgsql, php7.0-imap, php7.0-fpm, php7.0-recode, php7.0-bz2, php7.0-curl, php7.0-bcmath, libapache2-mod-php7.0, php7.0-gd, php7.0-interbase, php7.0-snmp, php7.0-xmlrpc, libphp7.0-embed, php7.0-zip, php7.0-dba, php7.0-odbc, php7.0-sybase, php7.0-readline, php7.0-sqlite3, php7.0-gmp, php7.0, php7.0-ldap, php7.0-json, php7.0-dev, php7.0-intl, php7.0-soap, php7.0-tidy, php7.0-common, php7.0-phpdbg, php7.0-mysql, php7.0-mbstring, php7.0-enchant, php7.0-xml
• USN-5479-3: php7.2-curl, php7.2-ldap, php7.2-bz2, libapache2-mod-php7.2, php7.2-pgsql, php7.2-xsl, php7.2-opcache, php7.2-pspell, php7.2-gd, php7.2-fpm, php7.2-mbstring, php7.2, php7.2-snmp, php7.2-tidy, php7.2-mysql, php7.2-phpdbg, php7.2-imap, php7.2-sqlite3, php7.2-interbase, php7.2-intl, php7.2-gmp, libphp7.2-embed, php7.2-soap, php7.2-zip, php7.2-common, php7.2-odbc, php7.2-cgi, php7.2-cli, php7.2-recode, php7.2-sybase, php7.2-xmlrpc, php7.2-json, php7.2-xml, php7.2-dev, php7.2-bcmath, php7.2-dba, php7.2-enchant, php7.2-readline