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USN-3702-2: PHP vulnerability

5 July 2018

PHP could be made to crash or run programs if it opened a specially crafted file.

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Releases

Packages

  • php7.2 - HTML-embedded scripting language interpreter

Details

USN-3702-1 fixed a vulnerability in PHP. PHP 7.2.7 did not actually include
the fix for CVE-2018-12882. This update adds a backported patch to correct
the issue.

We apologize for the inconvenience.

Original advisory details:

It was discovered that PHP incorrectly handled exif tags in certain images.
A remote attacker could use this issue to cause PHP to crash, resulting in
a denial of service, or possibly execute arbitrary code.

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 18.04

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

References

Related notices

  • USN-3702-1: php7.2-json, php7.2-pgsql, php7.2-snmp, php7.2-ldap, php7.2, libapache2-mod-php7.2, php7.2-opcache, php7.2-bz2, libphp7.2-embed, php7.2-recode, php7.2-tidy, php7.2-imap, php7.2-soap, php7.2-xml, php7.2-intl, php7.2-curl, php7.2-odbc, php7.2-readline, php7.2-xsl, php7.2-mysql, php7.2-cli, php7.2-fpm, php7.2-phpdbg, php7.2-dev, php7.2-sqlite3, php7.2-sybase, php7.2-bcmath, php7.2-gmp, php7.2-mbstring, php7.2-cgi, php7.2-enchant, php7.2-interbase, php7.2-dba, php7.2-gd, php7.2-pspell, php7.2-xmlrpc, php7.2-zip, php7.2-common