==========================================================================
Ubuntu Security Notice USN-6993-1
September 05, 2024

vim vulnerabilities

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
• Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Vim.

Software Description:

• vim: Vi IMproved - enhanced vi editor

Details:

It was discovered that Vim incorrectly handled memory when closing a
window, leading to a double-free vulnerability. If a user was tricked
into opening a specially crafted file, an attacker could crash the
application, leading to a denial of service, or possibly achieve code
execution with user privileges. (CVE-2024-41957)

It was discovered that Vim incorrectly handled memory when adding a new
file to an argument list, leading to a use-after-free. If a user was
tricked into opening a specially crafted file, an attacker could crash
the application, leading to a denial of service. (CVE-2024-43374)

Update instructions:

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

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

Ubuntu 22.04 LTS
vim 2:8.2.3995-1ubuntu2.18

Ubuntu 20.04 LTS
vim 2:8.1.2269-1ubuntu5.24

Ubuntu 18.04 LTS
vim 2:8.0.1453-1ubuntu1.13+esm9
Available with Ubuntu Pro

Ubuntu 16.04 LTS
vim 2:7.4.1689-3ubuntu1.5+esm24
Available with Ubuntu Pro

Ubuntu 14.04 LTS
vim 2:7.4.052-1ubuntu3.1+esm18
Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-6993-1
CVE-2024-41957, CVE-2024-43374

Package Information:
https://launchpad.net/ubuntu/+source/vim/2:9.1.0016-1ubuntu7.2
https://launchpad.net/ubuntu/+source/vim/2:8.2.3995-1ubuntu2.18
https://launchpad.net/ubuntu/+source/vim/2:8.1.2269-1ubuntu5.24