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

openSUSE-SU-2022:0333-1: important: Security update for xen

openSUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID: openSUSE-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:
openSUSE Leap 15.3
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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 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-15.3-2022-333=1


Package List:

- openSUSE Leap 15.3 (aarch64 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-doc-html-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-4.14.3_06-150300.3.18.2
xen-tools-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

- openSUSE Leap 15.3 (noarch):

xen-tools-xendomains-wait-disk-4.14.3_06-150300.3.18.2

- openSUSE Leap 15.3 (x86_64):

xen-libs-32bit-4.14.3_06-150300.3.18.2
xen-libs-32bit-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