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Fedora 43 kryoptic pyOpenSSL Critical Buffer Overflow Security Patch

Update pyOpenSSL to v26.0.0 (security update) Update python-cryptography to v46.0.5 (dependency of pyOpenSSL 26) Update rust-asn1 to 0.22 (dependency of python-cryptography) Update kryoptic to v1.5 (required for rust-asn1 bump to 0.22) The security status of this update is only for pyOpenSSL.. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-9d5b9f45ec 2026-03-27 01:16:52.247652+00:00 -------------------------------------------------------------------------------- Name : kryoptic Product : Fedora 43 Version : 1.5.0 Release : 2.fc43 URL : https://github.com/latchset/kryoptic Summary : PKCS #11 software token written in Rust Description : A PKCS #11 software token written in Rust. -------------------------------------------------------------------------------- Update Information: Update pyOpenSSL to v26.0.0 (security update) Update python-cryptography to v46.0.5 (dependency of pyOpenSSL 26) Update rust-asn1 to 0.22 (dependency of python-cryptography) Update kryoptic to v1.5 (required for rust-asn1 bump to 0.22) The security status of this update is only for pyOpenSSL. -------------------------------------------------------------------------------- ChangeLog: * Wed Mar 4 2026 Jakub Jelen - 1.5.0-1 - Rebase to 1.5.0 * Mon Feb 2 2026 Jakub Jelen - 1.4.0-8 - Update to asn1-0.22 as available in Fedora * Mon Feb 2 2026 Jakub Jelen - 1.4.0-7 - Require cryptoki-0.12.0 as currently in Fedora * Thu Jan 29 2026 Fabio Valentini - 1.4.0-6 - Bump bindgen dependency to 0.72 for compatibility with LLVM 22 * Fri Jan 16 2026 Fedora Release Engineering - 1.4.0-5 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild -------------------------------------------------------------------------------- References: [ 1 ] Bug #2433650 - python-cryptography-46.0.5 is available https://bugzilla.redhat.com/show_bug.cgi?id=2433650 [ 2 ] Bug #2447727 -pyOpenSSL-26.0.0 is available https://bugzilla.redhat.com/show_bug.cgi?id=2447727 [ 3 ] Bug #2448652 - CVE-2026-27459 pyOpenSSL: DTLS cookie callback buffer overflow [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2448652 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-9d5b9f45ec' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys -------------------------------------------------------------------------------- -- _______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it. Do not reply to spam, report it: https://forge.fedoraproject.org/infra/tickets/issues/new . A security advisory for Fedora 43 updating pyOpenSSL and related dependencies to mitigate a buffer overflow issue.. Fedora 43 security advisory, pyOpenSSL update, kryoptic security update. . Severity: Critical. LinuxSecurity.com Team

Mar 27, 2026 •Critical Fedora