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Qemu: display: cirrus: OOB read access issue

🗓️ 09 May 2017 12:29:49Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Out-of-bounds read in Qemu Cirrus VGA emulator may crash QEMU via bitblt copy, causing denial of service.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6ppc64qemu-guest-agent2:0.12.1.2-2.503.el6_9.3qemu-guest-agent-2:0.12.1.2-2.503.el6_9.3.ppc64.rpm
Red Hat Enterprise Linux6x86_64qemu-guest-agent2:0.12.1.2-2.503.el6_9.3qemu-guest-agent-2:0.12.1.2-2.503.el6_9.3.x86_64.rpm
Red Hat Enterprise Linux6anyqemu-guest-agent2:0.12.1.2-2.503.el6_9.3.i686qemu-guest-agent-2:0.12.1.2-2.503.el6_9.3.i686.noarch.rpm
Red Hat Enterprise Linux6x86_64qemu-img2:0.12.1.2-2.503.el6_9.3qemu-img-2:0.12.1.2-2.503.el6_9.3.x86_64.rpm
Red Hat Enterprise Linux6x86_64qemu-kvm2:0.12.1.2-2.503.el6_9.3qemu-kvm-2:0.12.1.2-2.503.el6_9.3.x86_64.rpm
Red Hat Enterprise Linux6ppc64qemu-kvm-debuginfo2:0.12.1.2-2.503.el6_9.3qemu-kvm-debuginfo-2:0.12.1.2-2.503.el6_9.3.ppc64.rpm
Red Hat Enterprise Linux6x86_64qemu-kvm-debuginfo2:0.12.1.2-2.503.el6_9.3qemu-kvm-debuginfo-2:0.12.1.2-2.503.el6_9.3.x86_64.rpm
Red Hat Enterprise Linux6anyqemu-kvm-debuginfo2:0.12.1.2-2.503.el6_9.3.i686qemu-kvm-debuginfo-2:0.12.1.2-2.503.el6_9.3.i686.noarch.rpm
Red Hat Enterprise Linux6x86_64qemu-kvm-tools2:0.12.1.2-2.503.el6_9.3qemu-kvm-tools-2:0.12.1.2-2.503.el6_9.3.x86_64.rpm

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28 Jun 2026 12:29Current
7.3High risk
Vulners AI Score7.3
CVSS 22.1
CVSS 3.15.5
EPSS0.00499
4