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[{"id":483,"title":"Self-taught through trial and error","votes":556,"type":"x","order":1,"pct":78.75,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.25,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.82,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.18,"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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SUSE: 2022:0333-1 Important: Guest Mapping DoS Fixes for Xen

An update that fixes three vulnerabilities is now available. . SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2022:0333-1 Rating: important References: #1194576 #1194581 #1194588 Cross-References: CVE-2022-23033 CVE-2022-23034 CVE-2022-23035 CVSS scores: CVE-2022-23034 (SUSE): 4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2022-23035 (SUSE): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H Affected Products: SUSE Linux Enterprise Module for Server Applications 15-SP3 SUSE Linux Enterprise Server 15-SP3 SUSE Linux Enterprise Server for SAP Applications 15-SP3 SUSE Linux Enterprise High Performance Computing 15-SP3 SUSE Manager Server 4.2 SUSE Manager Proxy 4.2 SUSE Linux Enterprise Module for Basesystem 15-SP3 SUSE Linux Enterprise Server 15-SP3 SUSE Linux Enterprise Desktop 15-SP3 SUSE Linux Enterprise Server for SAP Applications 15-SP3 SUSE Linux Enterprise High Performance Computing 15-SP3 SUSE Manager Server 4.2 SUSE Manager Proxy 4.2 SUSE Linux Enterprise Micro 5.1 ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: This update for xen fixes the following issues: - CVE-2022-23033: Fixed guest_physmap_remove_page not removing the p2m mappings. (XSA-393) (bsc#1194576) - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. (XSA-394) (bsc#1194581) - CVE-2022-23035: Fixed insufficient cleanup of passed-through device IRQs. (XSA-395) (bsc#1194588) Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE Security 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 Enterprise Module for Server Applications 15-SP3: zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-333=1 - SUSE Linux Enterprise Module for Basesystem 15-SP3: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2022-333=1 - SUSE Linux Enterprise Micro 5.1: zypper in -t patch SUSE-SUSE-MicroOS-5.1-2022-333=1 Package List: - SUSE Linux Enterprise Module for Server Applications 15-SP3 (x86_64): xen-4.14.3_06-150300.3.18.2 xen-debugsource-4.14.3_06-150300.3.18.2 xen-devel-4.14.3_06-150300.3.18.2 xen-tools-4.14.3_06-150300.3.18.2 xen-tools-debuginfo-4.14.3_06-150300.3.18.2 - SUSE Linux Enterprise Module for Server Applications 15-SP3 (noarch): xen-tools-xendomains-wait-disk-4.14.3_06-150300.3.18.2 - SUSE Linux Enterprise Module for Basesystem 15-SP3 (x86_64): xen-debugsource-4.14.3_06-150300.3.18.2 xen-libs-4.14.3_06-150300.3.18.2 xen-libs-debuginfo-4.14.3_06-150300.3.18.2 xen-tools-domU-4.14.3_06-150300.3.18.2 xen-tools-domU-debuginfo-4.14.3_06-150300.3.18.2 - SUSE Linux Enterprise Micro 5.1 (x86_64): xen-debugsource-4.14.3_06-150300.3.18.2 xen-libs-4.14.3_06-150300.3.18.2 xen-libs-debuginfo-4.14.3_06-150300.3.18.2 References: https://www.suse.com/security/cve/CVE-2022-23033.html https://www.suse.com/security/cve/CVE-2022-23034.html https://www.suse.com/security/cve/CVE-2022-23035.html https://bugzilla.suse.com/1194576 https://bugzilla.suse.com/1194581 https://bugzilla.suse.com/1194588 . SUSE Security Update for kernel addresses significant memory handling and remote execution vulnerabilities. Restart system post-installation.. SUSE Security Update,xenpatch,DoS threat,guest mapping issue,important updates. . Severity: Important. LinuxSecurity.com Team

Calendar%202 Feb 04, 2022 Important SuSE
89

Fedora 22: 2016-f8121efdac Critical: Xen Guest Mapping Issues

x86: inconsistent cachability flags on guest mappings [XSA-154, CVE-2016-2270] (#1309324) VMX: guest user mode may crash guest with non-canonical RIP [XSA-170, CVE-2016-2271] (#1309323). -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2016-f8121efdac 2016-03-06 19:17:26.629611 -------------------------------------------------------------------------------- Name : xen Product : Fedora 22 Version : 4.5.2 Release : 8.fc22 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: x86: inconsistent cachability flags on guest mappings [XSA-154, CVE-2016-2270] (#1309324) VMX: guest user mode may crash guest with non-canonical RIP [XSA-170, CVE-2016-2271] (#1309323) -------------------------------------------------------------------------------- References: [ 1 ] Bug #1304627 - CVE-2016-2270 xsa154 xen: inconsistent cachability flags on guest mappings (XSA-154) https://bugzilla.redhat.com/show_bug.cgi?id=1304627 [ 2 ] Bug #1304628 - CVE-2016-2271 xsa170 xen: guest user mode may crash guest with non-canonical RIP (XSA-170) https://bugzilla.redhat.com/show_bug.cgi?id=1304628 -------------------------------------------------------------------------------- This update can be installed with the "yum" update program. Use su -c 'yum update xen' at the command line. For more information, refer to "Managing Software with yum", available at . 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-announcemailing list This email address is being protected from spambots. You need JavaScript enabled to view it. https://lists.fedoraproject.org/admin/lists/package-announce.lists.fedoraproject.org/ . Essential patches tackling disparities in visitor configurations and possible failures in Fedora 22 for xen. Keep informed!. Fedora Security Update, Xen Crash, Virtual Machine Management. . Severity: Critical. LinuxSecurity.com Team

Calendar%202 Mar 06, 2016 Critical Fedora
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[{"id":483,"title":"Self-taught through trial and error","votes":556,"type":"x","order":1,"pct":78.75,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.25,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.82,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.18,"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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