Security Advisories›RHSA-2020:4508

RHSA-2020:4508 — Security Advisory

Red Hat Security Advisory: libsolv security, bug fix, and enhancement update

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Severity

Moderate

Red Hat Product Security

RHEL 8

Products

Official CSAF product identity

Published · November 4, 2020

Updated · November 22, 2025

Topic

An update for libsolv is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The libsolv packages provide a library for resolving package dependencies using a satisfiability algorithm.

The following packages have been upgraded to a later upstream version: libsolv (0.7.11). (BZ#1809106)

Security Fix(es):

  • libsolv: out-of-bounds read in repodata_schema2id in repodata.c (CVE-2019-20387)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.

Related CVEs

RHSA-2020:4508 — Red Hat Security Advisory: libsolv security, bug fix, and enhancement update | PulseLinux