Security update for xen

Announcement ID:	SUSE-SU-2024:1540-1
Rating:	moderate
References:	bsc#1221984 bsc#1222302 bsc#1222453
Cross-References:	CVE-2023-46842 CVE-2024-2201 CVE-2024-31142
CVSS scores:	CVE-2023-46842 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2024-2201 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2024-31142 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products:	openSUSE Leap 15.3 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Micro for Rancher 5.2

An update that solves three vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2024-2201: Mitigation for Native Branch History Injection (XSA-456, bsc#1222453)
• CVE-2023-46842: HVM hypercalls may trigger Xen bug check (XSA-454, bsc#1221984)
• CVE-2024-31142: Fixed incorrect logic for BTC/SRSO mitigations (XSA-455, bsc#1222302)

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 15.3
  zypper in -t patch SUSE-2024-1540=1
• SUSE Linux Enterprise Micro 5.1
  zypper in -t patch SUSE-SUSE-MicroOS-5.1-2024-1540=1
• SUSE Linux Enterprise Micro 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-1540=1
• SUSE Linux Enterprise Micro for Rancher 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-1540=1

Package List:

• openSUSE Leap 15.3 (aarch64 x86_64 i586)
  • xen-debugsource-4.14.6_14-150300.3.72.1
  • xen-tools-domU-4.14.6_14-150300.3.72.1
  • xen-libs-debuginfo-4.14.6_14-150300.3.72.1
  • xen-devel-4.14.6_14-150300.3.72.1
  • xen-tools-domU-debuginfo-4.14.6_14-150300.3.72.1
  • xen-libs-4.14.6_14-150300.3.72.1
• openSUSE Leap 15.3 (x86_64)
  • xen-libs-32bit-4.14.6_14-150300.3.72.1
  • xen-libs-32bit-debuginfo-4.14.6_14-150300.3.72.1
• openSUSE Leap 15.3 (aarch64 x86_64)
  • xen-tools-debuginfo-4.14.6_14-150300.3.72.1
  • xen-doc-html-4.14.6_14-150300.3.72.1
  • xen-tools-4.14.6_14-150300.3.72.1
  • xen-4.14.6_14-150300.3.72.1
• openSUSE Leap 15.3 (noarch)
  • xen-tools-xendomains-wait-disk-4.14.6_14-150300.3.72.1
• openSUSE Leap 15.3 (aarch64_ilp32)
  • xen-libs-64bit-debuginfo-4.14.6_14-150300.3.72.1
  • xen-libs-64bit-4.14.6_14-150300.3.72.1
• SUSE Linux Enterprise Micro 5.1 (x86_64)
  • xen-debugsource-4.14.6_14-150300.3.72.1
  • xen-libs-debuginfo-4.14.6_14-150300.3.72.1
  • xen-libs-4.14.6_14-150300.3.72.1
• SUSE Linux Enterprise Micro 5.2 (x86_64)
  • xen-debugsource-4.14.6_14-150300.3.72.1
  • xen-libs-debuginfo-4.14.6_14-150300.3.72.1
  • xen-libs-4.14.6_14-150300.3.72.1
• SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
  • xen-debugsource-4.14.6_14-150300.3.72.1
  • xen-libs-debuginfo-4.14.6_14-150300.3.72.1
  • xen-libs-4.14.6_14-150300.3.72.1

References:

• https://www.suse.com/security/cve/CVE-2023-46842.html
• https://www.suse.com/security/cve/CVE-2024-2201.html
• https://www.suse.com/security/cve/CVE-2024-31142.html
• https://bugzilla.suse.com/show_bug.cgi?id=1221984
• https://bugzilla.suse.com/show_bug.cgi?id=1222302
• https://bugzilla.suse.com/show_bug.cgi?id=1222453