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Alerts This Week
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SUSE: 2021:3613-1 Critical Update for Qemu Vulnerabilities Resolved

suse
Calendar Grey November 4, 2021
Scroller Suse
Important patch released for SUSE tackling several vulnerabilities in qemu, boosting reliability and protection of systems.
An update that fixes 9 vulnerabilities is now available

Summary

This update for qemu fixes the following issues: Security issues fixed: - Fix heap use-after-free in virtio_net_receive_rcu (bsc#1189938, CVE-2021-3748) - Fix out-of-bounds write in UAS (USB Attached SCSI) device emulation (bsc#1189702, CVE-2021-3713) - usbredir: free call on invalid pointer in bufp_alloc (bsc#1189145, CVE-2021-3682) - NULL pointer dereference in ESP (bsc#1180433, CVE-2020-35504) (bsc#1180434, CVE-2020-35505) (bsc#1180435, CVE-2020-35506) - NULL pointer dereference issue in megasas-gen2 host bus adapter (bsc#1180432, CVE-2020-35503) - eepro100: stack overflow via infinite recursion (bsc#1182651, CVE-2021-20255) - usb: unbounded stack allocation in usbredir (bsc#1186012, CVE-2021-3527) Patch Instructions:

Topics%20covered

Topics Covered

security advisory update critical SUSE system security threats qemu

References

#1180432 #1180433 #1180434 #1180435 #1182651

#1186012 #1189145 #1189702 #1189938

Cross- CVE-2020-35503 CVE-2020-35504 CVE-2020-35505

CVE-2020-35506 CVE-2021-20255 CVE-2021-3527

CVE-2021-3682 CVE-2021-3713 CVE-2021-3748

CVSS scores:

CVE-2020-35503 (NVD) : 6 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVE-2020-35503 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35504 (NVD) : 6 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVE-2020-35504 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35505 (NVD) : 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35505 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVE-2020-35506 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Severity
critical
Lowest
Low
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Critical

Announcement ID: SUSE-SU-2021:3613-1
Rating: important

Topics%20covered

Topics Covered

security advisory update critical SUSE system security threats qemu

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