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SUSE: 2021:3653-1 Important: Qemu Heap Overflow And Out-Of-Bounds Fix

suse
Calendar Grey November 10, 2021
Scroller Suse
Investigate the significant SUSE security patch for qemu that tackles severe vulnerabilities, aimed at reinforcing system protection.
An update that fixes two vulnerabilities is now available

Summary

This update for qemu fixes the following issues: Security issues fixed: - Fix out-of-bounds write in UAS (USB Attached SCSI) device emulation (bsc#1189702, CVE-2021-3713) - Fix heap use-after-free in virtio_net_receive_rcu (bsc#1189938, CVE-2021-3748) 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 OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-3653=1 - SUSE OpenStack Cloud 8: zypper in -t patch SUSE-OpenStack-Cloud-8-2021-3653=1 - SUSE Linux Enterprise Server for SAP 12-SP3: zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-3653=1 - SUSE Linux Enterprise Server 12-SP3-LTSS:

Topics%20covered

Topics Covered

security advisory important heap overflow out-of-bounds qemu SUSE Linux Enterprise SUSE OpenStack

References

#1189702 #1189938

Cross- CVE-2021-3713 CVE-2021-3748

CVSS scores:

CVE-2021-3713 (SUSE): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

CVE-2021-3748 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 8

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Server 12-SP3-BCL

HPE Helion Openstack 8

https://www.suse.com/security/cve/CVE-2021-3713.html

https://www.suse.com/security/cve/CVE-2021-3748.html

https://bugzilla.suse.com/1189702

https://bugzilla.suse.com/1189938

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3653-1
Rating: important

Topics%20covered

Topics Covered

security advisory important heap overflow out-of-bounds qemu SUSE Linux Enterprise SUSE OpenStack

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