| Name | CVE-2021-3968 |
| Description | vim is vulnerable to Heap-based Buffer Overflow |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1001900 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| vim (PTS) | buster | 2:8.1.0875-5+deb10u2 | fixed |
| buster (security) | 2:8.1.0875-5+deb10u6 | fixed |
| bullseye | 2:8.2.2434-3+deb11u1 | vulnerable |
| bookworm | 2:9.0.1378-2 | fixed |
| trixie | 2:9.1.0016-1 | fixed |
| sid | 2:9.1.0199-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| vim | source | stretch | (not affected) | | | |
| vim | source | buster | (not affected) | | | |
| vim | source | (unstable) | 2:8.2.3995-1 | unimportant | | 1001900 |
Notes
[buster] - vim <not-affected> (The vulnerable code is not present)
[stretch] - vim <not-affected> (The vulnerable code is not present)
https://huntr.dev/bounties/00d62924-a7b4-4a61-ba29-acab2eaa1528/
https://github.com/vim/vim/commit/a062006b9de0b2947ab5fb376c6e67ef92a8cd69 (v8.2.3610)
Crash in CLI tool, no security impact