CVE-2014-0150

Description

From CVE.org

Integer overflow in the virtio_net_handle_mac function in hw/net/virtio-net.c in QEMU 2.0 and earlier allows local guest users to execute arbitrary code via a MAC addresses table update request, which triggers a heap-based buffer overflow.

Statement

This issue does not affect the kvm and xen packages as shipped with Red Hat Enterprise Linux 5.

This issue does affect the qemu-kvm package as shipped with Red Hat Enterprise Linux 6. Future qemu-kvm updates in Red Hat Enterprise Linux 6 may address this flaw.

Common Vulnerability Scoring System (CVSS) Score Details

Info alert:Important note

CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).

CVSS v2 Score Breakdown

Red HatNVDcve.org
Base Score44.9N/A
Attack VectorAdjacent NetworkAdjacent NetworkN/A
Access ComplexityHighMediumN/A
AuthenticationSingleSingleN/A
Confidentiality ImpactPartialPartialN/A
Integrity ImpactPartialPartialN/A
Availability ImpactPartialPartialN/A

Vector

Red Hat: AV:A/AC:H/Au:S/C:P/I:P/A:P

NVD: AV:A/AC:M/Au:S/C:P/I:P/A:P

Acknowledgements

This issue was discovered by Michael S. Tsirkin (Red Hat).

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