CVE-2017-7718

Name: CVE-2017-7718
Creator: NVD / NIST
Published: 2017-04-20T17:59:01.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.50%

Last modified Jun 17, 2026

CVE-2017-7718 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. hw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.. EPSS estimates a 0.50% chance of exploitation in the next 30 days.

Description

hw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.50%

39.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions	Update
Qemu	Qemu	<= 2.8.1.1	—
Qemu	Qemu	2.9.0	Rc0
Debian	Debian Linux	8.0	—

References

http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=215902d7b6fb50c6fc216fc74f770858278ed904
http://www.openwall.com/lists/oss-security/2017/04/19/4Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/97957Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:0980Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0981Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0982Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0983Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0984Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0988Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1205Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1206Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1430Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1431Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1441Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1443441Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
https://security.gentoo.org/glsa/201706-03Third Party Advisory
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=215902d7b6fb50c6fc216fc74f770858278ed904
http://www.openwall.com/lists/oss-security/2017/04/19/4Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/97957Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:0980Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0981Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0982Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0983Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0984Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:0988Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1205Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1206Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1430Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1431Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1441Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1443441Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
https://security.gentoo.org/glsa/201706-03Third Party Advisory

Timeline

Published: Apr 20, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-7718?

How severe is CVE-2017-7718?

CVE-2017-7718 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.

How do I fix CVE-2017-7718?

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.

Are you affected by CVE-2017-7718?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST