CVE-2023-48234: overflow in nv_z_get_count in vim
Last updated 24 July 2024
Other sources
Vim is an open source command line text editor. When getting the count for a normal mode z command, it may overflow for large counts given. Impact is low, user interaction is required and a crash may not even happen in all situations. This issue has been addressed in commit 58f9befca1 which has been included in release version 9.0.2109. Users are advised to upgrade. There are no known workarounds for this vulnerability.
— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/vimto a version that resolves this vulnerability.Fixed in 2:9.1.1230-1 - Upgrade
Upgrade
vimto a version that resolves this vulnerability.Fixed in 9.0.2109Patch 58f9befca1
Event History
Frequently Asked Questions
What is CVE-2023-48234?
CVE-2023-48234 is a vulnerability in Vim, an open source command line text editor, that allows for an overflow in nv_z_get_count, potentially causing a crash in certain situations.
What is the severity of CVE-2023-48234?
The severity of CVE-2023-48234 is medium with a severity value of 4.3.
How does CVE-2023-48234 impact users?
CVE-2023-48234 has a low impact and requires user interaction, with a potential crash in some cases.
Which software versions are affected by CVE-2023-48234?
Vim versions up to exclusive 9.0.2109 and Fedora 39 are affected by CVE-2023-48234.
How can CVE-2023-48234 be fixed?
The issue has been addressed in commit 58f9befca1 of Vim.