CVE-2021-3421
5.5 MEDIUMA flaw was found in the RPM package in the read functionality
Published: 2021-05-19 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 5.5 MEDIUM
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- CWE
- CWE-347
Affected products
| Vendor | Product |
|---|---|
| fedoraproject | enterprise_linux, fedora, rpm |
| redhat | enterprise_linux, fedora, rpm |
| rpm | enterprise_linux, fedora, rpm |
Description
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3421
- [Patch]https://bugzilla.redhat.com/show_bug.cgi?id=1927747
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILPBTPSBRYL4POBI3F4YUSVPSOQNJBY/
- [Other]https://security.gentoo.org/glsa/202107-43
- [Patch]https://bugzilla.redhat.com/show_bug.cgi?id=1927747
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILPBTPSBRYL4POBI3F4YUSVPSOQNJBY/
- [Other]https://security.gentoo.org/glsa/202107-43
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