CVE-2019-3840

A NULL pointer dereference flaw was discovered in libvirt before version 5.0.0 in the way it gets interface information through the QEMU agent. An attacker in a guest VM can use this flaw to crash libvirtd and cause a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H
redhatCNA
5.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 71%
VendorProductVersion
redhatlibvirt
𝑥
< 5.0.0
opensuseleap
15.0
opensuseleap
42.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libvirt
bullseye
7.0.0-3+deb11u3
fixed
stretch
no-dsa
jessie
not-affected
bookworm
9.0.0-4+deb12u1
fixed
sid
10.9.0-1
fixed
trixie
10.9.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libvirt
cosmic
Fixed 4.6.0-2ubuntu3.4
released
bionic
Fixed 4.0.0-1ubuntu8.8
released
xenial
Fixed 1.3.1-1ubuntu10.25
released
trusty
not-affected
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00101.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html
https://access.redhat.com/errata/RHSA-2019:2294
https://bugzilla.redhat.com/show_bug.cgi?id=1663051
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3840
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TZRP2BRMI4RYFRPNFTTIAAUOGVN2ORP7/
https://www.redhat.com/archives/libvir-list/2019-January/msg00241.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00101.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html
https://access.redhat.com/errata/RHSA-2019:2294
https://bugzilla.redhat.com/show_bug.cgi?id=1663051
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3840
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TZRP2BRMI4RYFRPNFTTIAAUOGVN2ORP7/
https://www.redhat.com/archives/libvir-list/2019-January/msg00241.html