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Alerts This Week
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SUSE: 2021:3635-1 Major QEMU Threats and Their Corresponding Fixes

suse
Calendar Grey November 9, 2021
Scroller Suse
Ubuntu Security Update for nginx resolves urgent vulnerabilities. Addresses 6 issues across multiple Ubuntu versions.
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 threat patch important linux enterprise 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
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:3635-1
Rating: important

Topics%20covered

Topics Covered

security advisory update threat patch important linux enterprise qemu

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