CVE-2013-4344

Description

From CVE.org

Buffer overflow in the SCSI implementation in QEMU, as used in Xen, when a SCSI controller has more than 256 attached devices, allows local users to gain privileges via a small transfer buffer in a REPORT LUNS command.

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 Score47.2N/A
Attack VectorAdjacent NetworkLocalN/A
Access ComplexityHighLowN/A
AuthenticationSingleNoneN/A
Confidentiality ImpactPartialCompleteN/A
Integrity ImpactPartialCompleteN/A
Availability ImpactPartialCompleteN/A

Vector

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

NVD: AV:L/AC:L/Au:N/C:C/I:C/A:C

Acknowledgements

This issue was discovered by Asias He (Red Hat).

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