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Ubuntu Security Notice USN-7048-1
October 01, 2024

vim vulnerability

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

• Ubuntu 24.04 LTS
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS

Summary:

Vim could be made to crash if it received specially crafted input.

Software Description:

• vim: Vi IMproved - enhanced vi editor

Details:

Suyue Guo discovered that Vim incorrectly handled memory when flushing the
typeahead buffer, leading to heap-buffer-overflow. An attacker could
possibly use this issue to cause a denial of service.

Update instructions:

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

Ubuntu 24.04 LTS
vim 2:9.1.0016-1ubuntu7.3

Ubuntu 22.04 LTS
vim 2:8.2.3995-1ubuntu2.19

Ubuntu 20.04 LTS
vim 2:8.1.2269-1ubuntu5.25

Ubuntu 18.04 LTS
vim 2:8.0.1453-1ubuntu1.13+esm10
Available with Ubuntu Pro

Ubuntu 16.04 LTS
vim 2:7.4.1689-3ubuntu1.5+esm25
Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-7048-1
CVE-2024-43802

Package Information:
https://launchpad.net/ubuntu/+source/vim/2:9.1.0016-1ubuntu7.3
https://launchpad.net/ubuntu/+source/vim/2:8.2.3995-1ubuntu2.19
https://launchpad.net/ubuntu/+source/vim/2:8.1.2269-1ubuntu5.25