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Qemu: rtl8139 uninitialized heap memory information leakage to guest (XSA-140)

🗓️ 25 Aug 2015 05:44:23Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 8 Views

QEMU RTL8139 heap information leak in C plus mode lets unprivileged guests read 65 KB of uninitialized heap memory.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64libcacard-devel-rhev10:2.1.2-23.el7_1.8libcacard-devel-rhev-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux7x86_64libcacard-rhev10:2.1.2-23.el7_1.8libcacard-rhev-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux7x86_64libcacard-tools-rhev10:2.1.2-23.el7_1.8libcacard-tools-rhev-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-img-rhev10:2.1.2-23.el7_1.8qemu-img-rhev-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux6x86_64qemu-img-rhev2:0.12.1.2-2.479.el6_7.1qemu-img-rhev-2:0.12.1.2-2.479.el6_7.1.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-common-rhev10:2.1.2-23.el7_1.8qemu-kvm-common-rhev-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-rhev10:2.1.2-23.el7_1.8qemu-kvm-rhev-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux6x86_64qemu-kvm-rhev2:0.12.1.2-2.479.el6_7.1qemu-kvm-rhev-2:0.12.1.2-2.479.el6_7.1.x86_64.rpm
Red Hat Enterprise Linux7x86_64qemu-kvm-rhev-debuginfo10:2.1.2-23.el7_1.8qemu-kvm-rhev-debuginfo-10:2.1.2-23.el7_1.8.x86_64.rpm
Red Hat Enterprise Linux6x86_64qemu-kvm-rhev-debuginfo2:0.12.1.2-2.479.el6_7.1qemu-kvm-rhev-debuginfo-2:0.12.1.2-2.479.el6_7.1.x86_64.rpm
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28 Jun 2026 12:25Current
5.7Medium risk
Vulners AI Score5.7
CVSS 29.3
EPSS0.13288
8