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Ubuntu Security Notice USN-5842-1
February 06, 2023

editorconfig-core vulnerability

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

• Ubuntu 22.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 LTS
• Ubuntu 16.04 ESM

Summary:

EditorConfig Core C could be made to crash or run programs if it received
specially crafted input.

Software Description:

• editorconfig-core: coding style indenter for all editors

Details:

Mark Esler and David Fernandez Gonzalez discovered that EditorConfig Core C
incorrectly handled memory when handling certain inputs. An attacker could
possibly use this issue to cause applications using EditorConfig Core C
to crash, resulting in 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 22.10:
editorconfig 0.12.5-2.1ubuntu0.1
libeditorconfig0 0.12.5-2.1ubuntu0.1

Ubuntu 22.04 LTS:
editorconfig 0.12.5-2ubuntu0.1~esm1
libeditorconfig0 0.12.5-2ubuntu0.1~esm1

Ubuntu 20.04 LTS:
editorconfig 0.12.1-1.1ubuntu0.20.04.1~esm1
libeditorconfig0 0.12.1-1.1ubuntu0.20.04.1~esm1

Ubuntu 18.04 LTS:
editorconfig 0.12.1-1.1ubuntu0.18.04.1~esm1
libeditorconfig-dev 0.12.1-1.1ubuntu0.18.04.1~esm1
libeditorconfig0 0.12.1-1.1ubuntu0.18.04.1~esm1

Ubuntu 16.04 ESM:
editorconfig 0.12.0-2ubuntu0.1~esm1
libeditorconfig0 0.12.0-2ubuntu0.1~esm1

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

References:
https://ubuntu.com/security/notices/USN-5842-1
CVE-2023-0341

Package Information:
https://launchpad.net/ubuntu/+source/editorconfig-core/0.12.5-2.1ubuntu0.1
https://launchpad.net/ubuntu/+source/editorconfig-core/0.12.5-2ubuntu0.1~esm1
https://launchpad.net/ubuntu/+source/editorconfig-core/0.12.1-1.1ubuntu0.20.04.1~esm1
https://launchpad.net/ubuntu/+source/editorconfig-core/0.12.1-1.1ubuntu0.18.04.1~esm1