CVE-2015-8504

Name: CVE-2015-8504
Creator: NVD / NIST
Published: 2017-04-11T19:59:00.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 3.12%

Last modified Jun 17, 2026

CVE-2015-8504 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 3.12% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

3.12%

86.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-369

Affected Software

Vendor	Product	Versions	Update
Qemu	Qemu	<= 2.4.1	—
Qemu	Qemu	2.5.0	Rc0
Debian	Debian Linux	7.0	—
Debian	Debian Linux	8.0	—

References

http://git.qemu-project.org/?p=qemu.git%3Ba=commitdiff%3Bh=4c65fed8bdf96780735dbdb92a8
http://www.debian.org/security/2016/dsa-3469Third Party Advisory
http://www.debian.org/security/2016/dsa-3470Third Party Advisory
http://www.debian.org/security/2016/dsa-3471Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/12/08/7Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/78708Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1289541Issue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/201602-01Third Party Advisory
http://git.qemu-project.org/?p=qemu.git%3Ba=commitdiff%3Bh=4c65fed8bdf96780735dbdb92a8
http://www.debian.org/security/2016/dsa-3469Third Party Advisory
http://www.debian.org/security/2016/dsa-3470Third Party Advisory
http://www.debian.org/security/2016/dsa-3471Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/12/08/7Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/78708Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1289541Issue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/201602-01Third Party Advisory

Timeline

Published: Apr 11, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8504?

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.

How severe is CVE-2015-8504?

CVE-2015-8504 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 3.12% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8504?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST