CVE-2022-4141 Heap-based Buffer Overflow in vim/vim
A heap-based buffer overflow in Vim allows attackers to execute arbitrary code or cause a denial of service via a crafted substitute command.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-4141?
CVE-2022-4141 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 25 Nov 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Heap based buffer overflow in vim/vim 9.0.0946 and below by allowing an attacker to CTRL-W gf in the expression used in the RHS of the substitute command.
Which versions are affected by CVE-2022-4141?
It affects 4 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Neovim Neovim, Vim Vim.
How do I fix CVE-2022-4141?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-4141 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4141 exists.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as ALPINE-CVE-2022-4141, AZL-11504, DEBIAN-CVE-2022-4141, GHSA-w2q9-j8v8-2gf2, MGASA-2022-0464, UBUNTU-CVE-2022-4141.