CVE-2017-11434

MEDIUM

Qemu < 2.9.1 - Out-of-Bounds Read

Title source: rule

Description

The dhcp_decode function in slirp/bootp.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) via a crafted DHCP options string.

References (6)

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3925

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2017/07/19/2

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/99923

[Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1472611

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

[Issue Tracking, Patch, Third Party Advisory] https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html

Scores

CVSS v3 5.5

EPSS 0.0005

EPSS Percentile 16.1%

Attack Vector LOCAL

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

Details

CWE

CWE-125

Status published

Products (8)

qemu/qemu < 2.9.1

qemu/qemu

debian/debian_linux

n/a/n/a

Published Jul 25, 2017

Tracked Since Feb 18, 2026