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OpenAdvisories
Medium RLSA-2020:4490 2 CVEs

Moderate: gnupg2 security, bug fix, and enhancement update

Published Nov 3, 2020 · Updated Feb 5, 2026

Summary

The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards.

The following packages have been upgraded to a later upstream version: gnupg2 (2.2.20). (BZ#1663944)

Security Fix(es):

* GnuPG: interaction between the sks-keyserver code and GnuPG allows for a Certificate Spamming Attack which leads to persistent DoS (CVE-2019-13050)

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 Rocky Linux 8.3 Release Notes linked from the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 gnupg2 0:2.2.20-2.el8

Vulnerabilities 2

  • Unscored —

    GnuPG version 2.1.12 - 2.2.11 contains a Cross ite Request Forgery (CSRF) vulnerability in dirmngr that can result in A…

  • Unscored —

    Interaction between the sks-keyserver code through 1.2.0 of the SKS keyserver network, and GnuPG through 2.2.16, makes …

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1726146