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Ubuntu Security Notice USN-6833-1
June 13, 2024

vte2.91 vulnerability

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

• Ubuntu 24.04 LTS
• Ubuntu 23.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS

Summary:

VTE could be made to consume resources and crash if it displayed specially
crafted data.

Software Description:

• vte2.91: Terminal emulator widget for GTK

Details:

Siddharth Dushantha discovered that VTE incorrectly handled large window
resize escape sequences. An attacker could possibly use this issue to
consume resources, leading to a denial of service.

Update instructions:

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

Ubuntu 24.04 LTS
libvte-2.91-0 0.76.0-1ubuntu0.1
libvte-2.91-gtk4-0 0.76.0-1ubuntu0.1

Ubuntu 23.10
libvte-2.91-0 0.74.0-2ubuntu0.1
libvte-2.91-gtk4-0 0.74.0-2ubuntu0.1

Ubuntu 22.04 LTS
libvte-2.91-0 0.68.0-1ubuntu0.1

Ubuntu 20.04 LTS
libvte-2.91-0 0.60.3-0ubuntu1~20.5

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

References:
https://ubuntu.com/security/notices/USN-6833-1
CVE-2024-37535

Package Information:
https://launchpad.net/ubuntu/+source/vte2.91/0.76.0-1ubuntu0.1
https://launchpad.net/ubuntu/+source/vte2.91/0.74.0-2ubuntu0.1
https://launchpad.net/ubuntu/+source/vte2.91/0.68.0-1ubuntu0.1
https://launchpad.net/ubuntu/+source/vte2.91/0.60.3-0ubuntu1~20.5