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Ubuntu Security Notice USN-5659-1

Ubuntu Security Notice USN-5659-1
Posted Oct 6, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5659-1 - Stephane Chauveau discovered that kitty incorrectly handled image filenames with special characters in error messages. A remote attacker could possibly use this to execute arbitrary commands. This issue only affected Ubuntu 20.04 LTS. Carter Sande discovered that kitty incorrectly handled escape sequences in desktop notifications. A remote attacker could possibly use this to execute arbitrary commands. This issue only affected Ubuntu 22.04 LTS.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2020-35605, CVE-2022-41322
SHA-256 | fa57e73e3b07d36bf4ac874fef6c6c3c4b25c5e045507d22af44475c60e47b84

Ubuntu Security Notice USN-5659-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-5659-1
October 05, 2022

kitty vulnerabilities
==========================================================================

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

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

kitty could be made to run programs if it opened a specially
crafted image or desktop notification.

Software Description:
- kitty: fast, featureful, GPU based terminal emulator

Details:

Stephane Chauveau discovered that kitty incorrectly handled image
filenames with special characters in error messages. A remote
attacker could possibly use this to execute arbitrary commands.
This issue only affected Ubuntu 20.04 LTS. (CVE-2020-35605)

Carter Sande discovered that kitty incorrectly handled escape
sequences in desktop notifications. A remote attacker could possibly
use this to execute arbitrary commands. This issue only affected
Ubuntu 22.04 LTS. (CVE-2022-41322)

Update instructions:

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

Ubuntu 22.04 LTS:
kitty 0.21.2-1ubuntu0.22.04.1

Ubuntu 20.04 LTS:
kitty 0.15.0-1ubuntu0.2

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

References:
https://ubuntu.com/security/notices/USN-5659-1
CVE-2020-35605, CVE-2022-41322

Package Information:
https://launchpad.net/ubuntu/+source/kitty/0.21.2-1ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/kitty/0.15.0-1ubuntu0.2
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