CVE-2023-48237 overflow in shift_line in vim
An integer overflow in Vim's shift_line function can cause a crash when processing large values in operator pending mode.
- 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-2023-48237?
CVE-2023-48237 is a low-severity vulnerability in Fedoraproject Fedora, published on 16 Nov 2023. 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
Vim is an open source command line text editor. In affected versions when shifting lines in operator pending mode and using a very large value, it may be possible to overflow the size of integer. Impact is low, user interaction is required and a crash may not even happen in all situations. This issue has been addressed in commit `6bf131888` which has been included in version 9.0.2112. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Weakness: CWE-190
Which versions are affected by CVE-2023-48237?
It affects 2 products.
Products include Fedoraproject Fedora, Vim Vim.
How do I fix CVE-2023-48237?
Upgrade to a fixed version.
Is CVE-2023-48237 being exploited?
There is no known exploitation of CVE-2023-48237 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as AZL-32011, BELL-CVE-2023-48237, DEBIAN-CVE-2023-48237, ECHO-681d-921d-2de3, GHSA-f2m2-v387-gv87, ROOT-OS-ALPINE-318-CVE-2023-48237 and 1 more.