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CVE-2021-3421

Published: 19 May 2021

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.

Notes

AuthorNote
seth-arnold
Only debugedit and librpmio9 binary packages are in main, and
triaged with view to how they are used in the build process as described in
https://bugs.launchpad.net/ubuntu/+source/rpm/+bug/1913871

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
rpm
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(4.17.0+dfsg1-1)
kinetic Not vulnerable
(4.17.0+dfsg1-1)
lunar Not vulnerable
(4.17.0+dfsg1-1)
groovy Ignored
(end of life)
hirsute Ignored
(end of life)
trusty Needed

upstream
Released (4.17.0+dfsg1-1)
impish Ignored
(end of life)
bionic
Released (4.14.1+dfsg1-2ubuntu0.1~esm1)
Available with Ubuntu Pro
focal
Released (4.14.2.1+dfsg1-1ubuntu0.1~esm1)
Available with Ubuntu Pro
xenial
Released (4.12.0.1+dfsg1-3ubuntu0.1~esm1)
Available with Ubuntu Pro
mantic Not vulnerable
(4.17.0+dfsg1-1)
Binaries built from this source package are in Universe and so are supported by the community.

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N