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Status published
Medium
CVE-2017-15119
The Network Block Device (NBD) server in Quick Emulator (QEMU)...
Vulnerability Description
The Network Block Device (NBD) server in Quick Emulator (QEMU) before 2.11 is vulnerable to a denial of service issue. It could occur if a client sent large option requests, making the server waste CPU time on reading up to 4GB per request. A client could use this flaw to keep the NBD server from serving other requests, resulting in DoS.
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://lists.gnu.org/archive/html/qemu-devel/2017-11/msg05044.html
- http://www.openwall.com/lists/oss-security/2017/11/28/9
- http://www.securityfocus.com/bid/102011
- https://www.debian.org/security/2018/dsa-4213
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15119
- https://access.redhat.com/errata/RHSA-2018:1104
- https://access.redhat.com/errata/RHSA-2018:1113
- https://usn.ubuntu.com/3575-1/
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Affected Vendor
QEMU
View all reports →Affected Software
qemu
Vulnerable Versions:
2.11
Timeline
Official Publish:
July 27th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L