CVE-2017-9524

7.5 HIGH
Published: July 06, 2017 Modified: May 13, 2026
View on NVD

Description

The qemu-nbd server in QEMU (aka Quick Emulator), when built with the Network Block Device (NBD) Server support, allows remote attackers to cause a denial of service (segmentation fault and server crash) by leveraging failure to ensure that all initialization occurs before talking to a client in the nbd_negotiate function.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.debian.org/security/2017/dsa-3925
Source: cve@mitre.org
Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/06/12/1
Source: cve@mitre.org
Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/99011
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:1681
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1682
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408
Source: cve@mitre.org
Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg06240.html
Source: cve@mitre.org
Patch Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg02321.html
Source: cve@mitre.org
Patch Third Party Advisory
http://www.debian.org/security/2017/dsa-3925
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/06/12/1
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/99011
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:1681
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1682
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg06240.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg02321.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory

16 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
4.1%
89th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

qemu debian