CVE & CISA-KEV Catalog

CVE-2016-4453

MEDIUM

4.4

CVSS v3

Description

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.

How to fix

Remediation Available

qemuDebian

Fixed in:1:2.6+dfsg-3CVE-2016-4453

Fixed in:1:2.6+dfsg-3CVE-2016-4453

Fixed in:1:2.6+dfsg-3CVE-2016-4453

Fixed in:1:2.6+dfsg-3CVE-2016-4453

qemuUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-systemUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-aarch64Ubuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-armUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-mipsUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-miscUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-ppcUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-s390xUbuntu

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-sparcUbuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

qemu-system-x86Ubuntu

Fixed in:2.0.0+dfsg-2ubuntu1.26USN-3047-1

Fixed in:1:2.5+dfsg-5ubuntu10.3USN-3047-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Patch2

Third-Party Advisory6

Related Vulnerabilities

Other CWE-835 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-13935	High	7.5	88%	-	Fix
CVE-2020-36227	High	7.5	78%	-	Fix
CVE-2022-0778	High	7.5	71%	-	Fix
CVE-2019-14241	High	7.5	70%	-	-
CVE-2017-16944	High	7.5	63%	-	Fix
CVE-2024-20353	High	8.6	63%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.