CVE-2017-6350

9.8 criticalEPSS 3.2%

Critical (9.8) in vim vim. 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.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 3.2% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)
CWE: CWE-190
Published: 2017-02-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

vim:vim

References

http://www.securityfocus.com/bid/96448
http://www.securitytracker.com/id/1037949
https://github.com/vim/vim/commit/0c8485f0e4931463c0f7986e1ea84a7d79f10c75
https://groups.google.com/forum/#%21topic/vim_dev/L_dOHOOiQ5Q
https://groups.google.com/forum/#%21topic/vim_dev/QPZc0CY9j3Y

Check your stack JSON