CVE-2023-48231: Use-After-Free in win_close() in vim
Last updated 24 July 2024
Other sources
Vim is an open source command line text editor. When closing a window, vim may try to access already freed window structure. Exploitation beyond crashing the application has not been shown to be viable. This issue has been addressed in commit 25aabc2b which has been included in release version 9.0.2106. 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 9.0.2106Patch 25aabc2b
Event History
Frequently Asked Questions
What is CVE-2023-48231?
CVE-2023-48231 is a use-after-free vulnerability in the `win_close()` function in Vim, an open source command line text editor.
What is the severity of CVE-2023-48231?
The severity of CVE-2023-48231 is medium with a CVSS score of 4.3.
How does CVE-2023-48231 affect Vim?
CVE-2023-48231 affects Vim versions up to and including 9.0.2106.
How can I fix CVE-2023-48231?
CVE-2023-48231 has been fixed in Vim release version 9.0.
Where can I find more information about CVE-2023-48231?
More information about CVE-2023-48231 can be found in the CVE database and the GitHub security advisory.