CVE-2021-3796

NameCVE-2021-3796
Descriptionvim is vulnerable to Use After Free
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2876-1
NVD severitymedium
Debian Bugs994497

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
vim (PTS)stretch2:8.0.0197-4+deb9u3vulnerable
stretch (security)2:8.0.0197-4+deb9u4fixed
buster2:8.1.0875-5vulnerable
bullseye2:8.2.2434-3+deb11u1fixed
bookworm, sid2:8.2.3995-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
vimsourcestretch2:8.0.0197-4+deb9u4DLA-2876-1
vimsourcebullseye2:8.2.2434-3+deb11u1
vimsource(unstable)2:8.2.3455-1994497

Notes

[buster] - vim <no-dsa> (Minor issue)
https://huntr.dev/bounties/ab60b7f3-6fb1-4ac2-a4fa-4d592e08008d/
https://github.com/vim/vim/commit/35a9a00afcb20897d462a766793ff45534810dc3 (v8.2.3428)
https://www.openwall.com/lists/oss-security/2021/10/01/1

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