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USN-3702-1: PHP vulnerability

4 July 2018

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

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.

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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.

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

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