1. Ubuntu Security Notices
  2. USN-5273-1

USN-5273-1: RPM Package Manager vulnerabilities

Publication date

21 July 2022

Overview

Several security issues were fixed in RPM Package Manager.

Releases

Packages

  • rpm - package manager for RPM

Details

Demi M. Obenour discovered that RPM Package Manager incorrectly handled
certain files. An attacker could possibly use this issue to corrupt the
database and cause a denial of service. (CVE-2021-3421, CVE-2021-20271)

Demi M. Obenour discovered that RPM Package Manager incorrectly handled
memory when processing certain data from the database. An attacker could
possibly use this issue to cause a denial of service. This issue only
affects Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2021-20266)

Demi M. Obenour discovered that RPM Package Manager incorrectly handled
certain files. An attacker could possibly use this issue to corrupt the
database and cause a denial of service. (CVE-2021-3421, CVE-2021-20271)

Demi M. Obenour discovered that RPM Package Manager incorrectly handled
memory when processing certain data from the database. An attacker could
possibly use this issue to cause a denial of service. This issue only
affects Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2021-20266)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
20.04 focal rpm –  4.14.2.1+dfsg1-1ubuntu0.1~esm1  
rpm-common –  4.14.2.1+dfsg1-1ubuntu0.1~esm1  
librpmio8 –  4.14.2.1+dfsg1-1ubuntu0.1~esm1  
librpm8 –  4.14.2.1+dfsg1-1ubuntu0.1~esm1  
librpmsign8 –  4.14.2.1+dfsg1-1ubuntu0.1~esm1  
librpmbuild8 –  4.14.2.1+dfsg1-1ubuntu0.1~esm1  
18.04 bionic rpm –  4.14.1+dfsg1-2ubuntu0.1~esm1  
rpm-common –  4.14.1+dfsg1-2ubuntu0.1~esm1  
librpmio8 –  4.14.1+dfsg1-2ubuntu0.1~esm1  
librpm8 –  4.14.1+dfsg1-2ubuntu0.1~esm1  
librpmsign8 –  4.14.1+dfsg1-2ubuntu0.1~esm1  
librpmbuild8 –  4.14.1+dfsg1-2ubuntu0.1~esm1  
16.04 xenial rpm –  4.12.0.1+dfsg1-3ubuntu0.1~esm1  
rpm-common –  4.12.0.1+dfsg1-3ubuntu0.1~esm1  
librpmsign3 –  4.12.0.1+dfsg1-3ubuntu0.1~esm1  
librpmbuild3 –  4.12.0.1+dfsg1-3ubuntu0.1~esm1  
librpm3 –  4.12.0.1+dfsg1-3ubuntu0.1~esm1  
librpmio3 –  4.12.0.1+dfsg1-3ubuntu0.1~esm1  

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References

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