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Alerts This Week
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SUSE 12-SP5: SUSE-SU-2022:0469-1 Important: Xen Security Threats

suse
Calendar Grey February 17, 2022
Scroller Suse
SUSE Security Patch addresses significant vulnerabilities in the xen component, classified with both critical and moderate levels of severity. A system reboot is necessary post-installation.
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 security update DoS SUSE important issues Xen

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 Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server for SAP Applications 12-SP5

SUSE Linux Enterprise Software Development Kit 12-SP5

https://www.suse.com/security/cve/CVE-2022-23033.html

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0469-1
Rating: important

Topics%20covered

Topics Covered

security advisory security update DoS SUSE important issues Xen

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