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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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Ls Advisories Fedora Esm H240
Price Tag 1security advisorymoderatefedora

Fedora 39 FEDORA-2023-de338d9f37 Moderate: Xenstored Crash Risks

xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328]. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2023-de338d9f37 2023-11-03 18:20:20.953714 -------------------------------------------------------------------------------- Name : xen Product : Fedora 39 Version : 4.17.2 Release : 4.fc39 URL : https://xenproject.org/ Summary : Xen is a virtual machine monitor Description : This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor -------------------------------------------------------------------------------- Update Information: xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328] -------------------------------------------------------------------------------- ChangeLog: * Tue Oct 10 2023 Michael Young - 4.17.2-4 - xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] - x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] - Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] - x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328] * Sun Oct 8 2023 Michael Young - 4.17.2-3 - rebuild (f40) for OCaml 5.1 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-de338d9f37' at the command line. For moreinformation, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html 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 -------------------------------------------------------------------------------- _______________________________________________ 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: . # Recent Fedora Security Notification on Xen Flaws Impacting Virtual Machines. Ensure updates are applied to avert system instability.. Fedora Advisory, Xen Update, Xenstored Security. . LinuxSecurity.com Team

Calendar 2 Nov 03, 2023 Fedora
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Ls Advisories Fedora Esm H240
Price Tag 1security advisorycriticalFedora

Fedora 37: FEDORA-2023-881672fdab Critical: Xenstored and Libfsimage Issues

xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328]. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2023-881672fdab 2023-10-27 01:10:52.863737 -------------------------------------------------------------------------------- Name : xen Product : Fedora 37 Version : 4.16.5 Release : 3.fc37 URL : https://xenproject.org/ Summary : Xen is a virtual machine monitor Description : This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor -------------------------------------------------------------------------------- Update Information: xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328] -------------------------------------------------------------------------------- ChangeLog: * Wed Oct 11 2023 Michael Young - 4.16.5-3 - xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] - x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] - Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] - x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328] -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-881672fdab' at the command line. For more information, refer to the dnf documentation availableat https://dnf.readthedocs.io/en/latest/command_ref.html 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/security/ -------------------------------------------------------------------------------- _______________________________________________ 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: . Major patches for Fedora 37 address issues found in the xenstored and libfsimage components that could affect overall system reliability.. Fedora 37 Updates,xen Virtual Machine,xenstored Issues,libfsimage Fix,x86 IOMMU Handling. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Oct 27, 2023 •Critical Fedora
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89
Ls Advisories Fedora Esm H240
Price Tag 1security advisoryFedoracritical issues

Fedora 38: FEDORA-2023-a4c606585e Critical: Xenstored Issues

xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328]. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2023-a4c606585e 2023-10-26 01:50:50.421546 -------------------------------------------------------------------------------- Name : xen Product : Fedora 38 Version : 4.17.2 Release : 4.fc38 URL : https://xenproject.org/ Summary : Xen is a virtual machine monitor Description : This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor -------------------------------------------------------------------------------- Update Information: xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328] -------------------------------------------------------------------------------- ChangeLog: * Tue Oct 10 2023 Michael Young - 4.17.2-4 - xenstored: A transaction conflict can crash C Xenstored [XSA-440, CVE-2023-34323] - x86/AMD: missing IOMMU TLB flushing [XSA-442, CVE-2023-34326] - Multiple vulnerabilities in libfsimage disk handling [XSA-443, CVE-2023-34325] - x86/AMD: Debug Mask handling [XSA-444, CVE-2023-34327, CVE-2023-34328] * Sun Oct 8 2023 Michael Young - 4.17.2-3 - rebuild (f40) for OCaml 5.1 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-a4c606585e' at the command line. For moreinformation, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html 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/security/ -------------------------------------------------------------------------------- _______________________________________________ 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: . The crucial update in Fedora 38 resolves security flaws within the Xen hypervisor and associated elements. Ensure your systems remain protected and consistently updated.. Fedora 38 Update,xenstored vulnerabilities,IOMMU handling,libfsimage issues,system security advisory. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Oct 26, 2023 •Critical Fedora
202
Ls Advisories Opensuse Esm H240
Price Tag 1security advisorysecurity updatesystem crash

openSUSE Leap 15.4 Security Update: Xen Important Fix for Crash

This update for xen fixes the following issues: CVE-2023-34323: A transaction conflict can crash C Xenstored (XSA-440, bsc#1215744). # Security update for xen Announcement ID: SUSE-SU-2023:4055-1 Rating: important References: * #1215744 * #1215746 * #1215747 * #1215748 Cross-References: * CVE-2023-34323 * CVE-2023-34325 * CVE-2023-34326 * CVE-2023-34327 * CVE-2023-34328 CVSS scores: * CVE-2023-34323 ( SUSE ): 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H * CVE-2023-34325 ( SUSE ): 5.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L * CVE-2023-34326 ( SUSE ): 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2023-34327 ( SUSE ): 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H * CVE-2023-34328 ( SUSE ): 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Affected Products: * Basesystem Module 15-SP4 * openSUSE Leap 15.4 * Server Applications Module 15-SP4 * SUSE Linux Enterprise Desktop 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3 An update that solves five vulnerabilities can now be installed. ## Description: This update for xen fixes the following issues: * CVE-2023-34323: A transaction conflict can crash C Xenstored (XSA-440, bsc#1215744) * CVE-2023-34326: Missing IOMMU TLB flushing (XSA-442, bsc#1215746) * CVE-2023-34325: Multiple vulnerabilities in libfsimage disk handling (XSA-443, bsc#1215747) * CVE-2023-34327: Debug Mask handling (XSA-444, bsc#1215748) * CVE-2023-34328: Debug Mask handling (XSA-444, bsc#1215748) ## Patch Instructions: To install this SUSE update use the SUSE recommendedinstallation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.4 zypper in -t patch SUSE-2023-4055=1 openSUSE-SLE-15.4-2023-4055=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2023-4055=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2023-4055=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2023-4055=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2023-4055=1 * Basesystem Module 15-SP4 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-4055=1 * Server Applications Module 15-SP4 zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2023-4055=1 ## Package List: * openSUSE Leap 15.4 (aarch64 x86_64 i586) * xen-debugsource-4.16.5_06-150400.4.37.1 * xen-libs-debuginfo-4.16.5_06-150400.4.37.1 * xen-libs-4.16.5_06-150400.4.37.1 * xen-devel-4.16.5_06-150400.4.37.1 * xen-tools-domU-debuginfo-4.16.5_06-150400.4.37.1 * xen-tools-domU-4.16.5_06-150400.4.37.1 * openSUSE Leap 15.4 (x86_64) * xen-libs-32bit-4.16.5_06-150400.4.37.1 * xen-libs-32bit-debuginfo-4.16.5_06-150400.4.37.1 * openSUSE Leap 15.4 (aarch64 x86_64) * xen-4.16.5_06-150400.4.37.1 * xen-doc-html-4.16.5_06-150400.4.37.1 * xen-tools-debuginfo-4.16.5_06-150400.4.37.1 * xen-tools-4.16.5_06-150400.4.37.1 * openSUSE Leap 15.4 (noarch) * xen-tools-xendomains-wait-disk-4.16.5_06-150400.4.37.1 * openSUSE Leap 15.4 (aarch64_ilp32) * xen-libs-64bit-4.16.5_06-150400.4.37.1 * xen-libs-64bit-debuginfo-4.16.5_06-150400.4.37.1 * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64) * xen-debugsource-4.16.5_06-150400.4.37.1 * xen-libs-4.16.5_06-150400.4.37.1 * xen-libs-debuginfo-4.16.5_06-150400.4.37.1 * SUSE Linux Enterprise Micro 5.3 (x86_64) * xen-debugsource-4.16.5_06-150400.4.37.1 *xen-libs-4.16.5_06-150400.4.37.1 * xen-libs-debuginfo-4.16.5_06-150400.4.37.1 * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64) * xen-debugsource-4.16.5_06-150400.4.37.1 * xen-libs-4.16.5_06-150400.4.37.1 * xen-libs-debuginfo-4.16.5_06-150400.4.37.1 * SUSE Linux Enterprise Micro 5.4 (x86_64) * xen-debugsource-4.16.5_06-150400.4.37.1 * xen-libs-4.16.5_06-150400.4.37.1 * xen-libs-debuginfo-4.16.5_06-150400.4.37.1 * Basesystem Module 15-SP4 (x86_64) * xen-debugsource-4.16.5_06-150400.4.37.1 * xen-libs-debuginfo-4.16.5_06-150400.4.37.1 * xen-libs-4.16.5_06-150400.4.37.1 * xen-tools-domU-debuginfo-4.16.5_06-150400.4.37.1 * xen-tools-domU-4.16.5_06-150400.4.37.1 * Server Applications Module 15-SP4 (x86_64) * xen-debugsource-4.16.5_06-150400.4.37.1 * xen-tools-4.16.5_06-150400.4.37.1 * xen-4.16.5_06-150400.4.37.1 * xen-devel-4.16.5_06-150400.4.37.1 * xen-tools-debuginfo-4.16.5_06-150400.4.37.1 * Server Applications Module 15-SP4 (noarch) * xen-tools-xendomains-wait-disk-4.16.5_06-150400.4.37.1 ## References: * https://www.suse.com/security/cve/CVE-2023-34323.html * https://www.suse.com/security/cve/CVE-2023-34325.html * https://www.suse.com/security/cve/CVE-2023-34326.html * https://www.suse.com/security/cve/CVE-2023-34327.html * https://www.suse.com/security/cve/CVE-2023-34328.html * https://bugzilla.suse.com/show_bug.cgi?id=1215744 * https://bugzilla.suse.com/show_bug.cgi?id=1215746 * https://bugzilla.suse.com/show_bug.cgi?id=1215747 * https://bugzilla.suse.com/show_bug.cgi?id=1215748 . SUSE unveils a crucial security patch for xen tackling significant vulnerabilities and rectifying multiple CVEs.. openSUSE Security Advisory,xen update,CVE patch,system security fix. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Oct 12, 2023 •Important OpenSUSE
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