CVE-2017-7718

MEDIUM

QEMU - DoS

Title source: llm

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.

References (17)

[Various Sources] http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=215902d7b6fb50c6fc216fc74f770858278ed904

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2017/04/19/4

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/97957

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:0980

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:0981

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:0982

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:0983

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:0984

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:0988

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:1205

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:1206

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:1430

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:1431

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:1441

[Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1443441

[Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

[Third Party Advisory] https://security.gentoo.org/glsa/201706-03

Scores

CVSS v3 5.5

EPSS 0.0013

EPSS Percentile 31.9%

Attack Vector LOCAL

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

Classification

CWE

CWE-125

Status published

Affected Products (4)

qemu/qemu < 2.8.1.1

qemu/qemu

debian/debian_linux

n/a/n/a

Timeline

Published Apr 20, 2017

Tracked Since Feb 18, 2026