CVE catalog
CVE-2021-3421
rpm: CVE-2021-3421
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.65% · Oct 27, 2026
A flaw was found in the RPM package in the read functionality. This flaw allows an attacker who can convince a victim to install a seemingly verifiable package or compromise an RPM repository, to cause RPM database corruption. The highest threat from this vulnerability is to data integrity. This flaw affects RPM versions before 4.17.0-alpha.
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 | rpm | sid | 6.1.0-1 | fixed |
| Debian | rpm | forky | 6.1.0-1 | fixed |
| Debian | rpm | trixie | 4.20.1+dfsg-3 | fixed |
| Debian | rpm | bookworm | 4.18.0+dfsg-1+deb12u1 | fixed |
| Ubuntu | rpm | pro | 4.14.2.1+dfsg1-1 | vulnerable |
| Ubuntu | rpm | pro | 4.14.2.1+dfsg1-1build1 | vulnerable |
| Ubuntu | rpm | pro | 4.14.2.1+dfsg1-1build2 | vulnerable |
| Ubuntu | rpm | pro | 4.14.2.1+dfsg1-1ubuntu0.1~esm1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | rpm | source | sid | 4.16.1.2+dfsg1-1 | not yet assigned | Not reported | [985308] |
| Debian | rpm | source | forky | 4.16.1.2+dfsg1-1 | not yet assigned | Not reported | [985308] |
| Debian | rpm | source | trixie | 4.16.1.2+dfsg1-1 | not yet assigned | Not reported | [985308] |
| Debian | rpm | source | bookworm | 4.16.1.2+dfsg1-1 | not yet assigned | Not reported | [985308] |
| Ubuntu | rpm | deb | pro | 4.14.2.1+dfsg1-1ubuntu0.1~esm1 | Not reported | UBUNTU-CVE-2021-3421 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [librpm9]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [librpmbuild9]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [librpm-dev]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [librpmio9]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [librpmsign9]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [python3-rpm]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [rpm]Fixed
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [rpm2cpio]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [rpm-common]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· amd64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· arm64 · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
- [rpm-i18n]Fixed
Source package: [rpm]
Details (2)
4.18.0+dfsg-1+deb12u1· all · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
4.18.0+dfsg-1+deb12u1· all · bookwormFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · bookworm; dsa · rpm · debian · 12
[Debian 13 (Trixie)]
- [librpm10]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [librpmbuild10]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [librpm-dev]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [librpmio10]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [librpmsign10]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [python3-rpm]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [rpm]Fixed
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [rpm2cpio]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [rpm-common]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· amd64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· arm64 · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
- [rpm-i18n]Fixed
Source package: [rpm]
Details (2)
4.20.1+dfsg-3· all · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
4.20.1+dfsg-3· all · trixieFixed · Fixed:
4.16.1.2+dfsg1-1dsa · rpm · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2021_2682-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-3421]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-3421]
- [https://security-tracker.debian.org/tracker/CVE-2021-3421]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-3421.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-2020.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]