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Libgcrypt before 1.8.1 does not properly consider Curve25519 side-channel attacks, which makes it easier for attackers to discover a secret key, related to cipher/ecc.c and mpi/ec.c.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade libgcrypt | Sep 21, 2017 | Aug 29, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Aug 29, 2017 |
| Debian | — | Upgrade libgcrypt20 | Dec 5, 2017 | Aug 27, 2017 |
| Freebsd | — | Upgrade libgcrypt | Aug 30, 2017 | Aug 30, 2017 |
| Oracle Solaris | — | Upgrade system/library/security/libgcrypt to version 1.7.9-0.175.3.27.0.4.0 on Solaris 11.3 | Dec 19, 2017 | Aug 29, 2017 |
| Suse | — | Upgrade libgcrypt20-hmac-32bitUpgrade libgcrypt-develUpgrade libgcrypt20-hmacUpgrade libgcrypt20Upgrade libgcrypt20-32bit | May 20, 2018 | Aug 27, 2017 |
| Ubuntu | — | Upgrade libgcrypt20 | Sep 14, 2017 | Aug 27, 2017 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Aug 29, 2017 |
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