CVE-2021-3872

vim is vulnerable to Heap-based Buffer Overflow

Score

CVSS 3.1 7.8 High

Status

Modified - security@huntr.dev

Published

2021-10-19

Last modified

2025-11-03

Weaknesses

CWE-122, CWE-787

Affected products

• Debian Linux (Debian)
• Fedora (Fedoraproject)
• Vim (Vim)
• Vimvim (Vim)

References

• https://github.com/vim/vim/commit/826bfe4bbd7594188e3d74d2539d9707b1c6a14b
• https://huntr.dev/bounties/c958013b-1c09-4939-92ca-92f50aa169e8
• https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7K4JJBIH3OQSZRVTWKCJCD…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S42L4Z4DTW4LHLQ4FJ33VE…
• https://security.gentoo.org/glsa/202208-32
• https://lists.debian.org/debian-lts-announce/2025/03/msg00023.html