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OpenAdvisories
Medium ALSA-2021:4464 1 CVE

Moderate: dnf security and bug fix update

Published Nov 9, 2021 · Updated Oct 29, 2026

Summary

dnf is a package manager that allows users to manage packages on their systems. It supports RPMs, modules and comps groups & environments.

Security Fix(es):

* libdnf: Signature verification bypass via signature placed in the main RPM header (CVE-2021-3445)

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 AlmaLinux Release Notes linked from the References section.

Fixed packages 1

ReleasePackageFixed in
AlmaLinux · 8 libdnf-devel 0.63.0-3.el8

Vulnerabilities 1

  • Unscored —

    A flaw was found in libdnf's signature verification functionality in versions before 0.60.1. This flaw allows an attack…

References

  • report
    https://vulners.com/cve/CVE-2021-3445