CVE-2017-6350: Vim

Critical severity, CVSS 9.8. EPSS: 3.2% chance of exploitation in the next 30 days.

An integer overflow at an unserialize_uep memory allocation site would occur for vim before patch 8.0.0378, if it does not properly validate values for tree length when reading a corrupted undo file, which may lead to resultant buffer overflows.

Affected products

• Vim Vim: up to and including 8.0.0377

Published 2017-02-27. Last modified 2026-06-17.