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Status published
Medium
CVE-2020-10761
An assertion failure issue was found in the Network Block...
Vulnerability Description
An assertion failure issue was found in the Network Block Device(NBD) Server in all QEMU versions before QEMU 5.0.1. This flaw occurs when an nbd-client sends a spec-compliant request that is near the boundary of maximum permitted request length. A remote nbd-client could use this flaw to crash the qemu-nbd server resulting in a denial of service.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.openwall.com/lists/oss-security/2020/06/09/1
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10761
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html
- https://security.netapp.com/advisory/ntap-20200731-0001/
- https://usn.ubuntu.com/4467-1/
- https://security.gentoo.org/glsa/202011-09
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Affected Vendor
Red Hat
View all reports →Affected Software
QEMU:
Vulnerable Versions:
all QEMU versions before QEMU 5.0.1
Timeline
Official Publish:
June 9th, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L