What is the severity of USN-7456-1?

The severity of USN-7456-1 is considered critical due to the potential for denial of service or execution of arbitrary commands.

How do I fix USN-7456-1?

To fix USN-7456-1, upgrade the php-twig package to the recommended versions 3.8.0-2ubuntu0.1~esm1 for Ubuntu 24.04, 3.3.8-2ubuntu4+esm2 for Ubuntu 22.04, or 2.12.5-1ubuntu0.1~esm2 for Ubuntu 20.04.

Which versions of Ubuntu are affected by USN-7456-1?

USN-7456-1 affects Ubuntu 22.04 LTS and Ubuntu 24.04 LTS.

Who discovered the vulnerability leading to USN-7456-1?

The vulnerability leading to USN-7456-1 was discovered by Fabien Potencier.

Vulnerability/
USN-7456-1

24/4/2025

USN-7456-1: Twig vulnerabilities

Q: What could an attacker potentially achieve by exploiting USN-7456-1?

An attacker could potentially cause a denial of service or execute arbitrary commands by exploiting USN-7456-1.

First published: Thu Apr 24 2025(Updated: )

Fabien Potencier discovered that Twig did not run sandbox security checks in some circumstances. An attacker could possibly use this issue to cause a denial of service or execute arbitrary commands. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-45411) Jamie Schouten discovered that Twig could bypass the security policy for an object call. An attacker could possibly use this issue to obtain sensitive information. (CVE-2024-51754)

Affected Software	Affected Version	How to fix
All of
ubuntu/php-twig	<3.8.0-2ubuntu0.1~esm1	3.8.0-2ubuntu0.1~esm1
Ubuntu	=24.04
All of
ubuntu/php-twig	<3.3.8-2ubuntu4+esm2	3.3.8-2ubuntu4+esm2
Ubuntu	=22.04
All of
ubuntu/php-twig	<2.12.5-1ubuntu0.1~esm2	2.12.5-1ubuntu0.1~esm2
Ubuntu	=20.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

What is the severity of USN-7456-1?
The severity of USN-7456-1 is considered critical due to the potential for denial of service or execution of arbitrary commands.
How do I fix USN-7456-1?
To fix USN-7456-1, upgrade the php-twig package to the recommended versions 3.8.0-2ubuntu0.1~esm1 for Ubuntu 24.04, 3.3.8-2ubuntu4+esm2 for Ubuntu 22.04, or 2.12.5-1ubuntu0.1~esm2 for Ubuntu 20.04.
Which versions of Ubuntu are affected by USN-7456-1?
USN-7456-1 affects Ubuntu 22.04 LTS and Ubuntu 24.04 LTS.
Who discovered the vulnerability leading to USN-7456-1?
The vulnerability leading to USN-7456-1 was discovered by Fabien Potencier.
What could an attacker potentially achieve by exploiting USN-7456-1?
An attacker could potentially cause a denial of service or execute arbitrary commands by exploiting USN-7456-1.

collector/usn
source/Ubuntu
agent/software-canonical-lookup
agent/last-modified-date
agent/source
agent/title
agent/softwarecombine
agent/references
agent/tags
agent/type
agent/description
agent/first-publish-date
agent/event
package-manager/ubuntu
vendor/ubuntu
canonical/ubuntu
version/ubuntu/24.04
version/ubuntu/22.04
version/ubuntu/20.04

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