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[{"id":497,"title":"Breaches happen despite container barriers.","votes":0,"type":"x","order":1,"pct":0,"resources":[]},{"id":498,"title":"Supply chain flaws exploit trust.","votes":1,"type":"x","order":2,"pct":100,"resources":[]},{"id":499,"title":"Flawed configurations expose vital files.","votes":0,"type":"x","order":3,"pct":0,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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Fedora 42 Coturn Important Security Bypass Fix CVE-2026-27624

Coturn 4.9.0 Multiple security fixes Fix to Web Admin password check Cleanup of deprecated OpenSSL APIs Fix for CVE-2026-27624: Bypass localhost and IP range block using IPv4-mapped. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-2a1aa1f57f 2026-03-05 01:12:27.918887+00:00 -------------------------------------------------------------------------------- Name : coturn Product : Fedora 42 Version : 4.9.0 Release : 1.fc42 URL : https://github.com/coturn/coturn/ Summary : TURN/STUN & ICE Server Description : The Coturn TURN Server is a VoIP media traffic NAT traversal server and gateway. It can be used as a general-purpose network traffic TURN server/gateway, too. This implementation also includes some extra features. Supported RFCs: TURN specs: - RFC 5766 - base TURN specs - RFC 6062 - TCP relaying TURN extension - RFC 6156 - IPv6 extension for TURN - Experimental DTLS support as client protocol. STUN specs: - RFC 3489 - "classic" STUN - RFC 5389 - base "new" STUN specs - RFC 5769 - test vectors for STUN protocol testing - RFC 5780 - NAT behavior discovery support The implementation fully supports the following client-to-TURN-server protocols: - UDP (per RFC 5766) - TCP (per RFC 5766 and RFC 6062) - TLS (per RFC 5766 and RFC 6062); TLS1.0/TLS1.1/TLS1.2 - DTLS (experimental non-standard feature) Supported relay protocols: - UDP (per RFC 5766) - TCP (per RFC 6062) Supported user databases (for user repository, with passwords or keys, if authentication is required): - SQLite - MySQL - PostgreSQL - Redis Redis can also be used for status and statistics storage and notification. Supported TURN authentication mechanisms: - long-term - TURN REST API (a modification of the long-term mechanism, for time-limited secret-based authentication, for WebRTC applications) The load balancing can be implemented with the following tools (either one or a combinationof them): - network load-balancer server - DNS-based load balancing - built-in ALTERNATE-SERVER mechanism. -------------------------------------------------------------------------------- Update Information: Coturn 4.9.0 Multiple security fixes Fix to Web Admin password check Cleanup of deprecated OpenSSL APIs Fix for CVE-2026-27624: Bypass localhost and IP range block using IPv4-mapped IPv6 -------------------------------------------------------------------------------- ChangeLog: * Wed Feb 25 2026 Robert Scheck - 4.9.0-1 - Upgrade to 4.9.0 (#2442144) - Add patch to build successfully using OpenSSL 1.1.1 on RHEL 8 * Fri Jan 16 2026 Fedora Release Engineering - 4.8.0-3 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild * Fri Jan 16 2026 Fedora Release Engineering - 4.8.0-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild -------------------------------------------------------------------------------- References: [ 1 ] Bug #2442550 - CVE-2026-27624 coturn: IPv4-mapped IPv6 bypasses denied-peer-ip ACL https://bugzilla.redhat.com/show_bug.cgi?id=2442550 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-2a1aa1f57f' 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 . Multiple security fixes in Coturn 4.9.0, including password checks and OpenSSL cleanup for Fedora 42.. Coturn security fixes, Fedora updates, Web Admin password, IP range bypass, OpenSSL cleanup. . Severity: Important. LinuxSecurity.com Team

Calendar%202 Mar 05, 2026 •Important Fedora
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Ls Advisories Fedora Esm H240
Price Tag%201security advisoryfedoracritical

Fedora 43 Coturn Critical IPv4-Mapped Bypass Advisory 2026-8cb5571ddc

Coturn 4.9.0 Multiple security fixes Fix to Web Admin password check Cleanup of deprecated OpenSSL APIs Fix for CVE-2026-27624: Bypass localhost and IP range block using IPv4-mapped. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-8cb5571ddc 2026-03-05 00:55:43.533502+00:00 -------------------------------------------------------------------------------- Name : coturn Product : Fedora 43 Version : 4.9.0 Release : 1.fc43 URL : https://github.com/coturn/coturn/ Summary : TURN/STUN & ICE Server Description : The Coturn TURN Server is a VoIP media traffic NAT traversal server and gateway. It can be used as a general-purpose network traffic TURN server/gateway, too. This implementation also includes some extra features. Supported RFCs: TURN specs: - RFC 5766 - base TURN specs - RFC 6062 - TCP relaying TURN extension - RFC 6156 - IPv6 extension for TURN - Experimental DTLS support as client protocol. STUN specs: - RFC 3489 - "classic" STUN - RFC 5389 - base "new" STUN specs - RFC 5769 - test vectors for STUN protocol testing - RFC 5780 - NAT behavior discovery support The implementation fully supports the following client-to-TURN-server protocols: - UDP (per RFC 5766) - TCP (per RFC 5766 and RFC 6062) - TLS (per RFC 5766 and RFC 6062); TLS1.0/TLS1.1/TLS1.2 - DTLS (experimental non-standard feature) Supported relay protocols: - UDP (per RFC 5766) - TCP (per RFC 6062) Supported user databases (for user repository, with passwords or keys, if authentication is required): - SQLite - MySQL - PostgreSQL - Redis Redis can also be used for status and statistics storage and notification. Supported TURN authentication mechanisms: - long-term - TURN REST API (a modification of the long-term mechanism, for time-limited secret-based authentication, for WebRTC applications) The load balancing can be implemented with the following tools (either one or a combinationof them): - network load-balancer server - DNS-based load balancing - built-in ALTERNATE-SERVER mechanism. -------------------------------------------------------------------------------- Update Information: Coturn 4.9.0 Multiple security fixes Fix to Web Admin password check Cleanup of deprecated OpenSSL APIs Fix for CVE-2026-27624: Bypass localhost and IP range block using IPv4-mapped IPv6 -------------------------------------------------------------------------------- ChangeLog: * Wed Feb 25 2026 Robert Scheck - 4.9.0-1 - Upgrade to 4.9.0 (#2442144) - Add patch to build successfully using OpenSSL 1.1.1 on RHEL 8 * Fri Jan 16 2026 Fedora Release Engineering - 4.8.0-3 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild * Fri Jan 16 2026 Fedora Release Engineering - 4.8.0-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild -------------------------------------------------------------------------------- References: [ 1 ] Bug #2442550 - CVE-2026-27624 coturn: IPv4-mapped IPv6 bypasses denied-peer-ip ACL https://bugzilla.redhat.com/show_bug.cgi?id=2442550 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-8cb5571ddc' 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 . Coturn 4.9.0 security advisory includes critical fixes for web admin processes and addressing IPv4-mapped bypass issues.. Coturn Turn Server,fedora updates,security fixes,VoIP NAT traversal. . Severity: Critical. LinuxSecurity.com Team

Calendar%202 Mar 05, 2026 •Critical Fedora
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[{"id":497,"title":"Breaches happen despite container barriers.","votes":0,"type":"x","order":1,"pct":0,"resources":[]},{"id":498,"title":"Supply chain flaws exploit trust.","votes":1,"type":"x","order":2,"pct":100,"resources":[]},{"id":499,"title":"Flawed configurations expose vital files.","votes":0,"type":"x","order":3,"pct":0,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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