CVE-2017-9524

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 89%
VendorProductVersion
qemuqemu
𝑥
≤ 2.9.1
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
qemu
bullseye
1:5.2+dfsg-11+deb11u3
fixed
jessie
not-affected
wheezy
not-affected
bullseye (security)
1:5.2+dfsg-11+deb11u2
fixed
bookworm
1:7.2+dfsg-7+deb12u7
fixed
sid
1:9.1.1+ds-2
fixed
trixie
1:9.1.1+ds-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qemu
zesty
Fixed 1:2.8+dfsg-3ubuntu2.4
released
yakkety
ignored
xenial
not-affected
trusty
not-affected
qemu-kvm
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
Common Weakness Enumeration
References
http://www.debian.org/security/2017/dsa-3925
http://www.openwall.com/lists/oss-security/2017/06/12/1
http://www.securityfocus.com/bid/99011
https://access.redhat.com/errata/RHSA-2017:1681
https://access.redhat.com/errata/RHSA-2017:1682
https://access.redhat.com/errata/RHSA-2017:2408
https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg06240.html
https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg02321.html
http://www.debian.org/security/2017/dsa-3925
http://www.openwall.com/lists/oss-security/2017/06/12/1
http://www.securityfocus.com/bid/99011
https://access.redhat.com/errata/RHSA-2017:1681
https://access.redhat.com/errata/RHSA-2017:1682
https://access.redhat.com/errata/RHSA-2017:2408
https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg06240.html
https://lists.gnu.org/archive/html/qemu-devel/2017-06/msg02321.html