CVE Catalog

CVE-2015-3456

High
Published: Translated: NVD NIST

Summary

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 specified commands.

Risk Assessment

This vulnerability can lead to significant disruptions in system operation and allow attackers to execute unauthorized code, posing a threat to system integrity and availability.

Recommendation

It is recommended to update QEMU to the latest version to mitigate this vulnerability and to monitor systems for potential exploitation attempts.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS