CVE Vulnerabilities

CVE-2016-4453

Loop with Unreachable Exit Condition ('Infinite Loop')

Published: Jun 01, 2016 | Modified: Apr 12, 2025
CVSS 3.x
4.4
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
4.9 MEDIUM
AV:L/AC:L/Au:N/C:N/I:N/A:C
RedHat/V2
2.3 LOW
AV:A/AC:M/Au:S/C:N/I:N/A:P
RedHat/V3
Ubuntu
NEGLIGIBLE

The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via a VGA command.

Weakness

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Software

Name Vendor Start Version End Version
Qemu Qemu * 2.6.0 (including)
Qemu Ubuntu esm-infra-legacy/trusty *
Qemu Ubuntu esm-infra/xenial *
Qemu Ubuntu trusty *
Qemu Ubuntu trusty/esm *
Qemu Ubuntu wily *
Qemu Ubuntu xenial *
Qemu-kvm Ubuntu precise *

References