CVE & CISA-KEV Catalog

CVE-2015-8504

MEDIUMEPSS 86th pctl
6.5
CVSS v3
NVD

Description

Qemu, when built with VNC display driver support, allows remote attackers to cause a denial of service (arithmetic exception and application crash) via crafted SetPixelFormat messages from a client.

CWE-369

How to fix

Remediation Available
qemuDebian
Fixed in:1:2.5+dfsg-1CVE-2015-8504
Fixed in:1:2.5+dfsg-1CVE-2015-8504
Fixed in:1:2.5+dfsg-1CVE-2015-8504
Fixed in:1:2.5+dfsg-1CVE-2015-8504
qemuUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-systemUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-aarch64Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-armUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-mipsUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-miscUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-ppcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-sparcUbuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1
qemu-system-x86Ubuntu
Fixed in:2.0.0+dfsg-2ubuntu1.22USN-2891-1

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 VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

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

Exploit Intelligence

3.12%probability of exploitation in 30 days
86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Other references1
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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 2026-05-13.