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libvirt: Resource exhaustion via qemuMonitorIORead() method

🗓️ 19 Jun 2018 05:18:31Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Libvirt qemuMonitorIORead can trigger resource exhaustion from large QEMU replies, causing memory DoS.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6ppc64libvirt0:0.10.2-64.el6libvirt-0:0.10.2-64.el6.ppc64.rpm
Red Hat Enterprise Linux6s390xlibvirt0:0.10.2-64.el6libvirt-0:0.10.2-64.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64libvirt0:0.10.2-64.el6libvirt-0:0.10.2-64.el6.x86_64.rpm
Red Hat Enterprise Linux6anylibvirt0:0.10.2-64.el6.i686libvirt-0:0.10.2-64.el6.i686.noarch.rpm
Red Hat Enterprise Linux6ppclibvirt-client0:0.10.2-64.el6libvirt-client-0:0.10.2-64.el6.ppc.rpm
Red Hat Enterprise Linux6ppc64libvirt-client0:0.10.2-64.el6libvirt-client-0:0.10.2-64.el6.ppc64.rpm
Red Hat Enterprise Linux6s390libvirt-client0:0.10.2-64.el6libvirt-client-0:0.10.2-64.el6.s390.rpm
Red Hat Enterprise Linux6s390xlibvirt-client0:0.10.2-64.el6libvirt-client-0:0.10.2-64.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64libvirt-client0:0.10.2-64.el6libvirt-client-0:0.10.2-64.el6.x86_64.rpm
Red Hat Enterprise Linux6anylibvirt-client0:0.10.2-64.el6.i686libvirt-client-0:0.10.2-64.el6.i686.noarch.rpm
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25 Jun 2026 10:51Current
7.2High risk
Vulners AI Score7.2
CVSS 25
CVSS 37.5
EPSS0.03236
4