USN-4586-2: PHP ImageMagick vulnerability

24 January 2022

PHP ImageMagick could be made to crash if it received specially crafted input.

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Releases

Packages

  • php-imagick - PHP extension to create and modify images using the ImageMagick API

Details

USN-4586-1 fixed vulnerabilities in PHP ImageMagick. This update
provides the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that PHP ImageMagick extension didn't check the address used
by an array. An attacker could use this issue to cause PHP ImageMagick to
crash, resulting in a denial of service.

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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Update instructions

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

Ubuntu 16.04

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

References

Related notices

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