This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--===============7144980527971300805==
Content-Language: en-US
Content-Type: multipart/signed; micalg=pgp-sha256;
 protocol="application/pgp-signature";
 boundary="------------4eUy097dItyXO0BXYKN2dXnx"

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--------------4eUy097dItyXO0BXYKN2dXnx
Content-Type: multipart/mixed;
 boundary="------------IHAh1a3lZWWCZQua5O08Q3d5";
 protected-headers="v1"
From: Rodrigo Figueiredo Zaiden <rodrigo.zaiden@canonical.com>
Reply-To: security@ubuntu.com
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <382f1aa6-d0ac-36da-a4d6-ab5aab7aa595@canonical.com>
Subject: [USN-5303-1] PHP vulnerability

--------------IHAh1a3lZWWCZQua5O08Q3d5
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: base64

==========================================================================
Ubuntu Security Notice USN-5303-1
February 28, 2022

php7.4, php8.0 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.10
- Ubuntu 20.04 LTS

Summary:

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

Software Description:
- php8.0: HTML-embedded scripting language interpreter
- php7.4: 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.

Update instructions:

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

Ubuntu 21.10:
   php8.0-cgi                      8.0.8-1ubuntu0.2
   php8.0-cli                      8.0.8-1ubuntu0.2
   php8.0-fpm                      8.0.8-1ubuntu0.2

Ubuntu 20.04 LTS:
   php7.4-cgi                      7.4.3-4ubuntu2.9
   php7.4-cli                      7.4.3-4ubuntu2.9
   php7.4-fpm                      7.4.3-4ubuntu2.9

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

References:
   https://ubuntu.com/security/notices/USN-5303-1
   CVE-2021-21708

Package Information:
   https://launchpad.net/ubuntu/+source/php8.0/8.0.8-1ubuntu0.2
   https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.9
 p!խ?ee?e???<Cwy??2???"ܗ;@W`?vuy?
??z{Sʗ???bq?b?邛"?v????jg