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openSUSE Security Notice 2026-2328-1 Significant Updates on Four Xen Risks

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openSUSE 2026-2328-1 Xen Important Buffer Overflow Patch

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openSUSE Leap 15.6 Important Xen Denial of Service Fix SUSE-SU-2026-2329-1

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openSUSE Important xen Patch for Multiple Threats SUSE-2026-2329-1

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SUSE MariaDB Critical Security Fix 12 Vulnerabilities 2026-2330-1

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Ubuntu 22.04 LTS Exim4 Moderate Regression CVE-2023-42117

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SUSE StrongSwan Important Double-Free CVE-2026-47895 Advisory 2026-2312-1

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SUSE vim Important Command Injection Buffer Overflow Update 2026-2313-1

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openSUSE Important libsoup HTTP Request Smuggling Vulnerability 2026-2314-1

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Price Tag 1security advisorySuSEimportant

SUSE 2026 python-cryptography Important Security Update 21021-1

An update that solves two vulnerabilities can now be installed.. # Security update for python-cryptography Announcement ID: SUSE-SU-2026:21021-1 Release Date: 2026-04-10T11:23:42Z Rating: important References: * bsc#1258074 * bsc#1260876 Cross-References: * CVE-2026-26007 * CVE-2026-34073 CVSS scores: * CVE-2026-26007 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N * CVE-2026-26007 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N * CVE-2026-26007 ( NVD ): 8.2 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X * CVE-2026-26007 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N * CVE-2026-34073 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N * CVE-2026-34073 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N * CVE-2026-34073 ( NVD ): 1.7 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X * CVE-2026-34073 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Affected Products: * SUSE Linux Micro 6.2 An update that solves two vulnerabilities can now be installed. ## Description: This update for python-cryptography fixes the following issues: * CVE-2026-34073: Fixed X.509 bypass of name constraints on wildcard SANs with matching peer names. (bsc#1260876) * CVE-2026-26007: missing validation can lead to security issues for signature verification (ECDSA) and shared key negotiation (ECDH) (bsc#1258074). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Micro 6.2 zypper in -t patch SUSE-SL-Micro-6.2-522=1 ## PackageList: * SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64) * python313-cryptography-debuginfo-44.0.3-160000.3.1 * python313-cryptography-44.0.3-160000.3.1 * python-cryptography-debugsource-44.0.3-160000.3.1 ## References: * https://www.suse.com/security/cve/CVE-2026-26007.html * https://www.suse.com/security/cve/CVE-2026-34073.html * https://bugzilla.suse.com/show_bug.cgi?id=1258074 * https://bugzilla.suse.com/show_bug.cgi?id=1260876 . This advisory provides critical updates for python-cryptography, fixing issues to enhance security on SUSE systems.. python cryptography security patch. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Apr 13, 2026 •Important SuSE
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Ls Advisories Fedora Esm H240
Price Tag 1security advisoryfedorabug fix

Fedora 44 python-cryptography Critical Wildcard DNS Name Constraints Fix

Update to v46.0.6 This includes a single fix for security issue: * **SECURITY ISSUE**: Fixed a bug where name constraints were not applied to peer names during verification when the leaf certificate contains a wildcard DNS SAN. Ordinary X.509 topologies are not affected by this bug,. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-2423902e8b 2026-03-30 00:14:59.309380+00:00 -------------------------------------------------------------------------------- Name : python-cryptography Product : Fedora 44 Version : 46.0.6 Release : 1.fc44 URL : https://cryptography.io/en/latest/ Summary : PyCA's cryptography library Description : cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. -------------------------------------------------------------------------------- Update Information: Update to v46.0.6 This includes a single fix for security issue: * **SECURITY ISSUE**: Fixed a bug where name constraints were not applied to peer names during verification when the leaf certificate contains a wildcard DNS SAN. Ordinary X.509 topologies are not affected by this bug, including those used by the Web PKI. Credit to **Oleh Konko (1seal)** for reporting the issue. **CVE-2026-34073** -------------------------------------------------------------------------------- ChangeLog: * Thu Mar 26 2026 Jeremy Cline - 46.0.6-1 - Update to v46.0.6 -------------------------------------------------------------------------------- References: [ 1 ] Bug #2433650 - python-cryptography-46.0.5 is available https://bugzilla.redhat.com/show_bug.cgi?id=2433650 [ 2 ] Bug #2451584 - python-cryptography-46.0.6 is available https://bugzilla.redhat.com/show_bug.cgi?id=2451584 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnfupgrade --advisory FEDORA-2026-2423902e8b' 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 . Update to python-cryptography 46.0.6 for Fedora 44 fixing name constraints issue during verification with wildcard SAN.. python cryptography fix, Fedora 44 update, security advisory, cryptography library issue. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Mar 30, 2026 •Important Fedora
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[{"id":483,"title":"Self-taught through trial and error","votes":552,"type":"x","order":1,"pct":78.63,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.27,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.84,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.25,"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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