CVE-2011-3346

Description

From CVE.org

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.

Statement

This issue only affects qemu as shipped with Red Hat Enterprise Linux 5 xen packages. The versions of the qemu/kvm as shipped with Red Hat Enterprise Linux 5 are not affected.

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 Score44N/A
Attack VectorLocalLocalN/A
Access ComplexityHighHighN/A
AuthenticationNoneNoneN/A
Confidentiality ImpactNoneNoneN/A
Integrity ImpactNoneNoneN/A
Availability ImpactCompleteCompleteN/A

Vector

Red Hat: AV:L/AC:H/Au:N/C:N/I:N/A:C

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

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