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SUSE: 2022:0210-2 Low Severity: QEMU DoS and Crash Update

suse
Calendar Grey February 18, 2022
Dist Suse Esm H88
A recent update to QEMU addresses two concerns, enhancing the security framework for SUSE Realtime Extension 15-SP2 through minor severity resolutions.
An update that fixes two vulnerabilities is now available

Summary

This update for qemu fixes the following issues: - CVE-2020-13253: Fixed an OOB access that could crash the guest resulting in DoS (bsc#1172033) - CVE-2021-20196: Fixed null pointer dereference that may lead to guest crash (bsc#1181361). Patch Instructions: To install this SUSE 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: - SUSE Linux Enterprise Realtime Extension 15-SP2: zypper in -t patch SUSE-SLE-Product-RT-15-SP2-2022-210=1 Package List: - SUSE Linux Enterprise Realtime Extension 15-SP2 (noarch): qemu-ipxe-1.0.0+-11.34.2 qemu-microvm-4.2.1-11.34.2 qemu-seabios-1.12.1+-11.34.2 qemu-sgabios-8-11.34.2 qemu-vgabios-1.12.1+-11.34.2

Topics%20covered

Topics Covered

security advisory software patch DoS low severity SUSE Linux qemu guest crash

References

#1172033 #1181361

Cross- CVE-2020-13253 CVE-2021-20196

CVSS scores:

CVE-2020-13253 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-13253 (SUSE): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CVE-2021-20196 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

CVE-2021-20196 (SUSE): 3.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L

Affected Products:

SUSE Linux Enterprise Realtime Extension 15-SP2

https://www.suse.com/security/cve/CVE-2020-13253.html

https://www.suse.com/security/cve/CVE-2021-20196.html

https://bugzilla.suse.com/1172033

https://bugzilla.suse.com/1181361

Severity
low
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0210-2
Rating: low

Topics%20covered

Topics Covered

security advisory software patch DoS low severity SUSE Linux qemu guest crash

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