Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

SUSE: 2022:0467-1 Critical Update: Resolution for Three Xen Vulnerabilities

suse
Calendar Grey February 17, 2022
Dist Suse Esm H88
A critical patch for SUSE's Xen framework targeting significant security flaws has been released. Prompt implementation is recommended.
An update that fixes three vulnerabilities is now available

Summary

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)

Topics%20covered

Topics Covered

security advisory update vulnerability important suse linux xen doS prevention

References

#1194576 #1194581 #1194588

Cross- CVE-2022-23033 CVE-2022-23034 CVE-2022-23035

CVSS scores:

CVE-2022-23033 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-23034 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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 (NVD) : 4.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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 Enterprise Storage 7

SUSE Linux Enterprise High Performance Computing 15-SP2-ESPOS

SUSE Linux Enterprise High Performance Computing 15-SP2-LTSS

SUSE Linux Enterprise Micro 5.0

SUSE Linux Enterprise Realtime Extension 15-SP2

SUSE Linux Enterprise Server 15-SP2-BCL

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0467-1
Rating: important

Topics%20covered

Topics Covered

security advisory update vulnerability important suse linux xen doS prevention

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here