USN-3702-1: PHP vulnerability

04 July 2018

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

Releases

Packages

  • php7.2 - HTML-embedded scripting language interpreter

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.

Update instructions

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

Ubuntu 18.04

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References

Related notices

  • USN-3702-2: php7.2-cli, php7.2, php7.2-cgi, libapache2-mod-php7.2, php7.2-fpm