CVE-2015-3456

HighCVSS 7.7/10Last modified Jun 17, 2026

Description

The Floppy Disk Controller (FDC) in QEMU, as used in Xen 4.5.x and earlier and KVM, allows local guest users to cause a denial of service (out-of-bounds write and guest crash) or possibly execute arbitrary code via the (1) FD_CMD_READ_ID, (2) FD_CMD_DRIVE_SPECIFICATION_COMMAND, or other unspecified commands, aka VENOM.

Metrics

CVSS 2.0 7.7/10AV:A/AC:L/Au:S/C:C/I:C/A:C

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published: May 13, 2015
Last modified: Jun 17, 2026
NVD status: Modified

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