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high7.7Public exploit code

CVE-2015-3456

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 …

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

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.

Affected products

VendorProductAffected versions
QemuQemu
through 2.3.0
RedhatEnterprise Virtualization
Version 3.0
RedhatOpenstack
Versions 4.0, 5.0, 6.0, 7.0
RedhatEnterprise Linux
Versions 5, 6.0, 7.0
XenXen
Version 4.5.0

Weakness classification

CWE-119

References