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Ls Advisories Fedora Esm H240
Price Tag 1security advisoryinformation leakFedora

Fedora 39: 2023-35d2ad2328 Moderate: Fix For Xen Cache And Info Leak

arm32: The cache may not be properly cleaned/invalidated [XSA-437, CVE-2023-34321] top-level shadow reference dropped too early for 64-bit PV guests [XSA-438, CVE-2023-34322] x86/AMD: Divide speculative information leak [XSA-439, CVE-2023-20588]. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2023-35d2ad2328 2023-10-03 00:16:47.391155 -------------------------------------------------------------------------------- Name : xen Product : Fedora 39 Version : 4.17.2 Release : 2.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: arm32: The cache may not be properly cleaned/invalidated [XSA-437, CVE-2023-34321] top-level shadow reference dropped too early for 64-bit PV guests [XSA-438, CVE-2023-34322] x86/AMD: Divide speculative information leak [XSA-439, CVE-2023-20588] -------------------------------------------------------------------------------- ChangeLog: * Tue Sep 26 2023 Michael Young - 4.17.2-2 - arm32: The cache may not be properly cleaned/invalidated [XSA-437, CVE-2023-34321] - top-level shadow reference dropped too early for 64-bit PV guests [XSA-438, CVE-2023-34322] - x86/AMD: Divide speculative information leak [XSA-439, CVE-2023-20588] -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-35d2ad2328' at the command line. For more information, 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 befound 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 latest Xen patch for Fedora resolves cache, shadow reference, and data exposure vulnerabilities, bolstering the security of virtual machines.. Fedora Update, Xen Security, Virtual Machine Monitor, Cache Invalidation. . LinuxSecurity.com Team

Calendar 2 Oct 03, 2023 Fedora
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Price Tag 1security advisoryimportantxen

openSUSE 15.4: SUSE-SU-2023:3832-1 Important Xen Update

This update for xen fixes the following issues: CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero (XSA-439) (bsc#1215474).. # Security update for xen Announcement ID: SUSE-SU-2023:3832-1 Rating: important References: * #1215145 * #1215474 Cross-References: * CVE-2023-20588 * CVE-2023-34322 CVSS scores: * CVE-2023-20588 ( SUSE ): 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N * CVE-2023-20588 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N * CVE-2023-34322 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/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 two vulnerabilities can now be installed. ## Description: This update for xen fixes the following issues: * CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero (XSA-439) (bsc#1215474). * CVE-2023-34322: Fixed top-level shadow reference dropped too early for 64-bit PV guests (XSA-438) (bsc#1215145). ## Special Instructions and Notes: * Please reboot the system after installing this update. ## 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2023-3832=1 openSUSE-SLE-15.4-2023-3832=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2023-3832=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2023-3832=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2023-3832=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2023-3832=1 * Basesystem Module 15-SP4 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-3832=1 * Server Applications Module 15-SP4 zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2023-3832=1 ## Package List: * openSUSE Leap 15.4 (aarch64 x86_64 i586) * xen-libs-4.16.5_04-150400.4.34.1 * xen-devel-4.16.5_04-150400.4.34.1 * xen-tools-domU-debuginfo-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-tools-domU-4.16.5_04-150400.4.34.1 * xen-libs-debuginfo-4.16.5_04-150400.4.34.1 * openSUSE Leap 15.4 (x86_64) * xen-libs-32bit-4.16.5_04-150400.4.34.1 * xen-libs-32bit-debuginfo-4.16.5_04-150400.4.34.1 * openSUSE Leap 15.4 (aarch64 x86_64) * xen-tools-4.16.5_04-150400.4.34.1 * xen-tools-debuginfo-4.16.5_04-150400.4.34.1 * xen-4.16.5_04-150400.4.34.1 * xen-doc-html-4.16.5_04-150400.4.34.1 * openSUSE Leap 15.4 (noarch) * xen-tools-xendomains-wait-disk-4.16.5_04-150400.4.34.1 * openSUSE Leap 15.4 (aarch64_ilp32) * xen-libs-64bit-4.16.5_04-150400.4.34.1 * xen-libs-64bit-debuginfo-4.16.5_04-150400.4.34.1 * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64) * xen-libs-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-libs-debuginfo-4.16.5_04-150400.4.34.1 * SUSE Linux Enterprise Micro 5.3 (x86_64) * xen-libs-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-libs-debuginfo-4.16.5_04-150400.4.34.1 * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64) * xen-libs-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-libs-debuginfo-4.16.5_04-150400.4.34.1 * SUSE LinuxEnterprise Micro 5.4 (x86_64) * xen-libs-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-libs-debuginfo-4.16.5_04-150400.4.34.1 * Basesystem Module 15-SP4 (x86_64) * xen-libs-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-libs-debuginfo-4.16.5_04-150400.4.34.1 * xen-tools-domU-4.16.5_04-150400.4.34.1 * xen-tools-domU-debuginfo-4.16.5_04-150400.4.34.1 * Server Applications Module 15-SP4 (x86_64) * xen-devel-4.16.5_04-150400.4.34.1 * xen-tools-debuginfo-4.16.5_04-150400.4.34.1 * xen-debugsource-4.16.5_04-150400.4.34.1 * xen-4.16.5_04-150400.4.34.1 * xen-tools-4.16.5_04-150400.4.34.1 * Server Applications Module 15-SP4 (noarch) * xen-tools-xendomains-wait-disk-4.16.5_04-150400.4.34.1 ## References: * https://www.suse.com/security/cve/CVE-2023-20588.html * https://www.suse.com/security/cve/CVE-2023-34322.html * https://bugzilla.suse.com/show_bug.cgi?id=1215145 * https://bugzilla.suse.com/show_bug.cgi?id=1215474 . The recent announcement regarding xen environment has highlighted critical vulnerabilities related to Intel processor execution leaks and similar shadow link concerns.. openSUSE Security Update, xen Security Advisory, SUSE Patch Instructions, transitional execution leak. . Severity: Important. LinuxSecurity.com Team

Calendar 2 Sep 27, 2023 •Important OpenSUSE
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