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 ______________________________________________________________________________

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