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SUSE Linux 11-SP4 SUSE-SU-2022:14886-1 Important DoS Fix for Xen

suse
Calendar Grey February 17, 2022
Scroller Suse
SUSE has released a critical security patch for xen that tackles two major vulnerabilities and provides essential installation guidelines.
An update that fixes two vulnerabilities is now available

Summary

This update for xen fixes the following issues: - 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 security update DoS system patch SUSE Linux xen

References

#1194581 #1194588

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

CVSS scores:

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 Linux Enterprise Debuginfo 11-SP4

SUSE Linux Enterprise Server 11-SP4-LTSS

https://www.suse.com/security/cve/CVE-2022-23034.html

https://www.suse.com/security/cve/CVE-2022-23035.html

https://bugzilla.suse.com/1194581

https://bugzilla.suse.com/1194588

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2022:14886-1
Rating: important

Topics%20covered

Topics Covered

security advisory security update DoS system patch SUSE Linux xen

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