A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade gnupg | Mar 20, 2020 | Mar 20, 2020 |
| Debian | — | Upgrade gnupg2 | Jul 30, 2024 | Mar 20, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade gnupg2Upgrade gnupg2-smime | Apr 21, 2020 | Mar 20, 2020 |
| Oracle Solaris | — | Upgrade security/pinentry to version 1.1.0-11.4.24.0.1.75.1 on Solaris 11.4Upgrade security/pinentry-gtk to version 1.1.0-11.4.24.0.1.75.1 on Solaris 11.4Upgrade crypto/gnupg to version 2.2.20-11.4.24.0.1.75.1 on Solaris 11.4Upgrade developer/versioning/git to version 2.19.5-11.4.24.0.1.75.1 on Solaris 11.4 | Jan 19, 2021 | Mar 20, 2020 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 20, 2020 |
| Suse | — | Upgrade dirmngrUpgrade gpg2Upgrade gpg2-lang | Feb 4, 2022 | Mar 20, 2020 |
| Ubuntu | — | Upgrade gnupg | Sep 18, 2020 | Mar 20, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Mar 20, 2020 |
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