CVE-2021-3968

vim is vulnerable to Heap-based Buffer Overflow

CVSS 3.1

8.0CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS

2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-25)

CWEs

CWE-122, CWE-787

Published

2021-11-19

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• fedoraproject:fedora
• vim:vim

References

• http://www.openwall.com/lists/oss-security/2022/01/15/1
• https://github.com/vim/vim/commit/a062006b9de0b2947ab5fb376c6e67ef92a8cd69
• https://huntr.dev/bounties/00d62924-a7b4-4a61-ba29-acab2eaa1528
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNXY7T5OORA7UJIMGSJBGHFMU6UZWS6P/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IH2LS2DXBTYOCWGAKFMBF3HTWWXPBEFL/

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