A xen security update has been released for openSUSE Leap 15.3.

openSUSE-SU-2022:0940-1: important: Security update for xen

openSUSE Security Update: Security update for xen
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Announcement ID: openSUSE-SU-2022:0940-1
Rating: important
References: #1027519 #1191668 #1194267 #1196915
Cross-References: CVE-2021-26401 CVE-2022-0001 CVE-2022-0002

CVSS scores:
CVE-2021-26401 (NVD) : 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2021-26401 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0001 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0001 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0002 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVE-2022-0002 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Affected Products:
openSUSE Leap 15.3
______________________________________________________________________________

An update that solves three vulnerabilities and has one
errata is now available.

Description:

This update for xen fixes the following issues:

Update Xen to version 4.14.4 (bsc#1027519)

Transient execution side-channel attacks attacking the Branch History
Buffer (BHB), named "Branch Target Injection" and "Intra-Mode Branch
History Injection" are now mitigated.

Security issues fixed:

- CVE-2022-0001, CVE-2022-0002, CVE-2021-26401: BHB speculation issues
(bsc#1196915).

Non-security issues fixed:

- Fixed issue around xl and virsh operation - virsh list not giving any
output (bsc#1191668).

Special Instructions and Notes:

Please reboot the system after installing this update.

Patch Instructions:

To install this openSUSE 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:

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2022-940=1


Package List:

- openSUSE Leap 15.3 (aarch64 x86_64):

xen-4.14.4_02-150300.3.21.1
xen-debugsource-4.14.4_02-150300.3.21.1
xen-devel-4.14.4_02-150300.3.21.1
xen-doc-html-4.14.4_02-150300.3.21.1
xen-libs-4.14.4_02-150300.3.21.1
xen-libs-debuginfo-4.14.4_02-150300.3.21.1
xen-tools-4.14.4_02-150300.3.21.1
xen-tools-debuginfo-4.14.4_02-150300.3.21.1
xen-tools-domU-4.14.4_02-150300.3.21.1
xen-tools-domU-debuginfo-4.14.4_02-150300.3.21.1

- openSUSE Leap 15.3 (x86_64):

xen-libs-32bit-4.14.4_02-150300.3.21.1
xen-libs-32bit-debuginfo-4.14.4_02-150300.3.21.1

- openSUSE Leap 15.3 (noarch):

xen-tools-xendomains-wait-disk-4.14.4_02-150300.3.21.1

References:

  https://www.suse.com/security/cve/CVE-2021-26401.html
  https://www.suse.com/security/cve/CVE-2022-0001.html
  https://www.suse.com/security/cve/CVE-2022-0002.html
  https://bugzilla.suse.com/1027519
  https://bugzilla.suse.com/1191668
  https://bugzilla.suse.com/1194267
  https://bugzilla.suse.com/1196915