CVE catalog
CVE-2021-3973
vim: CVE-2021-3973
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.79% · Oct 25, 2026
vim is vulnerable to Heap-based Buffer Overflow
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | vim | sid | 2:9.2.0858-1 | fixed |
| Debian | vim | forky | 2:9.2.0858-1 | fixed |
| Debian | vim | trixie | 2:9.1.1230-2 | fixed |
| Debian | vim | bookworm | 2:9.0.1378-2+deb12u2 | fixed |
| Cpe | vim | Not reported | 8.2.3611 | fixed |
| Cpe | fedora | Not reported | Not reported | unknown |
| Cpe | debian_linux | Not reported | Not reported | unknown |
| Alpine | vim | 3.12 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.13 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.14 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.15 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.16 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.17 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.18 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.19 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.20 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.21 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.22 | 8.2.3650-r0 | fixed |
| Alpine | vim | 3.23 | 8.2.3650-r0 | fixed |
| Ubuntu | vim | pro | 2:7.4.000-1ubuntu2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm5 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm6 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm7 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm8 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm9 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm10 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm11 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm12 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm13 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm14 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm15 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm16 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.052-1ubuntu3.1+esm17 | fixed |
| Ubuntu | vim | pro | 2:7.4.712-2ubuntu4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.826-1ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.826-1ubuntu2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.826-1ubuntu3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.963-1ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.963-1ubuntu4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.963-1ubuntu5 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5+esm2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5+esm3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5+esm4 | fixed |
| Ubuntu | vim | 18.04 | 2:8.0.0197-4ubuntu5 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1144-1ubuntu1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1401-1ubuntu1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1401-1ubuntu2 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1401-1ubuntu3 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.3 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.4 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.6 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.7 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.8 | fixed |
| Ubuntu | vim | 20.04 | 2:8.1.0875-5ubuntu2 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.0875-5ubuntu3 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.0875-5ubuntu4 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu1 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu4 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5.3 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5.4 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5.6 | fixed |
| Ubuntu | vim | pro | 2:7.4.712-2ubuntu4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.826-1ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.826-1ubuntu2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.826-1ubuntu3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.963-1ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.963-1ubuntu4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.963-1ubuntu5 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.1 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.4 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5+esm2 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5+esm3 | vulnerable |
| Ubuntu | vim | pro | 2:7.4.1689-3ubuntu1.5+esm4 | fixed |
| Ubuntu | vim | 18.04 | 2:8.0.0197-4ubuntu5 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1144-1ubuntu1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1401-1ubuntu1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1401-1ubuntu2 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1401-1ubuntu3 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.1 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.3 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.4 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.6 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.7 | vulnerable |
| Ubuntu | vim | 18.04 | 2:8.0.1453-1ubuntu1.8 | fixed |
| Ubuntu | vim | 20.04 | 2:8.1.0875-5ubuntu2 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.0875-5ubuntu3 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.0875-5ubuntu4 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu1 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu4 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5.3 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5.4 | vulnerable |
| Ubuntu | vim | 20.04 | 2:8.1.2269-1ubuntu5.6 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | vim | source | sid | 2:8.2.3995-1 | unimportant | Not reported | [1001899] |
| Debian | vim | source | forky | 2:8.2.3995-1 | unimportant | Not reported | [1001899] |
| Debian | vim | source | trixie | 2:8.2.3995-1 | unimportant | Not reported | [1001899] |
| Debian | vim | source | bookworm | 2:8.2.3995-1 | unimportant | Not reported | [1001899] |
| Cpe | vim | cpe | Not reported | 8.2.3611 | Not reported | NVD-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.12 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.13 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.14 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.15 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.16 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.17 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.18 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.19 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.20 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.21 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.22 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Alpine | vim | apk | 3.23 | 8.2.3650-r0 | Not reported | ALPINE-CVE-2021-3973 | Not reported |
| Ubuntu | vim | deb | pro | 2:7.4.052-1ubuntu3.1+esm17 | Not reported | USN-6965-1 | Not reported |
| Ubuntu | vim | deb | pro | 2:7.4.1689-3ubuntu1.5+esm4 | Not reported | USN-5433-1 | Not reported |
| Ubuntu | vim | deb | 18.04 | 2:8.0.1453-1ubuntu1.8 | Not reported | USN-5247-1 | Not reported |
| Ubuntu | vim | deb | 20.04 | 2:8.1.2269-1ubuntu5.6 | Not reported | USN-5247-1 | Not reported |
| Ubuntu | vim | deb | pro | 2:7.4.1689-3ubuntu1.5+esm4 | Not reported | UBUNTU-CVE-2021-3973 | Not reported |
| Ubuntu | vim | deb | 18.04 | 2:8.0.1453-1ubuntu1.8 | Not reported | UBUNTU-CVE-2021-3973 | Not reported |
| Ubuntu | vim | deb | 20.04 | 2:8.1.2269-1ubuntu5.6 | Not reported | UBUNTU-CVE-2021-3973 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [vim]Fixed
Details (2)
2:9.0.1378-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-athena]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-common]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-doc]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-gtk3]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-gui-common]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-motif]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-nox]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-runtime]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· all · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [vim-tiny]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
- [xxd]Fixed
Source package: [vim]
Details (2)
2:9.0.1378-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
2:9.0.1378-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · bookworm; dsa · vim · debian · 12
[Debian 13 (Trixie)]
- [vim]Fixed
Details (2)
2:9.1.1230-2· amd64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· arm64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-athena]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-common]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-doc]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-gtk3]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· amd64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· arm64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-gui-common]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-motif]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· amd64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· arm64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-nox]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· amd64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· arm64 · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
- [vim-runtime]Fixed
Source package: [vim]
Details (2)
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
2:9.1.1230-2· all · trixieFixed · Fixed:
2:8.2.3995-1dsa · vim · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_2102-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2021-3973]
- [https://osv.dev/vulnerability/ALPINE-CVE-2021-3973]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-3973]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-3973]
- [https://osv.dev/vulnerability/USN-5247-1]
- [https://osv.dev/vulnerability/USN-5433-1]
- [https://osv.dev/vulnerability/USN-6965-1]
- [https://security-tracker.debian.org/tracker/CVE-2021-3973]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-3973.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-0794.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]