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Debian Dovecot High Severity Service Disruption Info Leak Flaw DLA-4617-1

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Debian 11 gsasl Critical DoS Threat Advisory DLA-4618-1 CVE-2026-48829

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SUSE MozillaThunderbird Important Memory Safety Fix Advisory 2026-2271-1

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SUSE Linux Micro 6.0 Ignition Key HTTP Transport Loop Patch 2026-21987-1

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SUSE Linux Micro 6.0 Important Libzypp Libsolv Security Update 2026-21988-1

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SUSE Google-Guest-Agent Important Security Update 2026-21989-1

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SUSE Linux Micro Important Salt Multi-Linux Manager Vuln 2026-21990-1

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SUSE Linux Micro Critical Ignition Patch CVE-2026-33814

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SUSE Linux Micro 6.1 Security Update for libzypp libsolv Key 2026-21992-1

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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"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 44 mbedtls Critical Buffer Underflow Denial of Service Advisory

Update to 3.6.6. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-3a9536df40 2026-04-25 01:21:36.171769+00:00 -------------------------------------------------------------------------------- Name : mbedtls Product : Fedora 44 Version : 3.6.6 Release : 1.fc44 URL : https://www.trustedfirmware.org/projects/mbed-tls Summary : Light-weight cryptographic and SSL/TLS library Description : Mbed TLS is a light-weight open source cryptographic and SSL/TLS library written in C. Mbed TLS makes it easy for developers to include cryptographic and SSL/TLS capabilities in their (embedded) applications with as little hassle as possible. -------------------------------------------------------------------------------- Update Information: Update to 3.6.6 -------------------------------------------------------------------------------- ChangeLog: * Thu Apr 2 2026 Peter Robinson - 3.6.6-1 - Update to 3.6.6 -------------------------------------------------------------------------------- References: [ 1 ] Bug #2454030 - CVE-2026-25833 mbedtls: buffer underflow in x509_inet_pton_ipv6() [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454030 [ 2 ] Bug #2454045 - CVE-2026-34874 mbedtls: NULL pointer dereference when setting a distinguished name [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454045 [ 3 ] Bug #2454085 - CVE-2026-34871 mbedtls: entropy on Linux can fall back to /dev/urandom [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454085 [ 4 ] Bug #2454116 - CVE-2026-25835 mbedtls: PSA random generator cloning [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454116 [ 5 ] Bug #2454193 - CVE-2026-34873 mbedtls: Mbed TLS: Client impersonation during TLS 1.3 session resumption [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454193 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3a9536df40' 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 . Explore the Fedora 44 mbedtls security advisory detailing critical updates to enhance system security against buffer underflows.. Fedora 44 MbedTLS buffer underflow security update, TLS library advisory, system security enhancement. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Apr 25, 2026 •Critical Fedora
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Ls Advisories Fedora Esm H240
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Fedora 43 mbedtls Critical Buffer Underflow NULL Pointer 2026-8c332fbf00

Update to 3.6.6. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-8c332fbf00 2026-04-10 00:59:15.834486+00:00 -------------------------------------------------------------------------------- Name : mbedtls Product : Fedora 43 Version : 3.6.6 Release : 1.fc43 URL : https://www.trustedfirmware.org/projects/mbed-tls Summary : Light-weight cryptographic and SSL/TLS library Description : Mbed TLS is a light-weight open source cryptographic and SSL/TLS library written in C. Mbed TLS makes it easy for developers to include cryptographic and SSL/TLS capabilities in their (embedded) applications with as little hassle as possible. -------------------------------------------------------------------------------- Update Information: Update to 3.6.6 -------------------------------------------------------------------------------- ChangeLog: * Thu Apr 2 2026 Peter Robinson - 3.6.6-1 - Update to 3.6.6 * Fri Jan 16 2026 Fedora Release Engineering - 3.6.5-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild -------------------------------------------------------------------------------- References: [ 1 ] Bug #2454030 - CVE-2026-25833 mbedtls: buffer underflow in x509_inet_pton_ipv6() [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454030 [ 2 ] Bug #2454045 - CVE-2026-34874 mbedtls: NULL pointer dereference when setting a distinguished name [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454045 [ 3 ] Bug #2454085 - CVE-2026-34871 mbedtls: entropy on Linux can fall back to /dev/urandom [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454085 [ 4 ] Bug #2454116 - CVE-2026-25835 mbedtls: PSA random generator cloning [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454116 [ 5 ] Bug #2454193 - CVE-2026-34873 mbedtls: Mbed TLS: Client impersonation during TLS 1.3 session resumption[fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2454193 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-8c332fbf00' 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 . The mbedtls update addresses critical issues in Fedora 43 with comprehensive fixes for buffer underflows and NULL pointer dereferences.. mbedtls Fedora update critical buffer underflow random. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Apr 10, 2026 •Critical Fedora
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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"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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