USN-5303-1: PHP vulnerability

28 February 2022

PHP could be made to crash or run programs if it received specially crafted input.

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Releases

Packages

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

Details

It was discovered that PHP incorrectly handled certain scripts.
An attacker could possibly use this issue to cause 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 21.10
Ubuntu 20.04

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

References

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Further reading