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CVE-2017-11434 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://bugzilla.redhat.com/show_bug.cgi?id=1472611	CVE	Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	CVE	Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html	CVE	Issue TrackingPatchThird Party Advisory
http://www.debian.org/security/2017/dsa-3925	CVE	Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/07/19/2	CVE	Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/99923	CVE	Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1472611	[email protected]	Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	[email protected]	Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html	[email protected]	Issue TrackingPatchThird Party Advisory
http://www.debian.org/security/2017/dsa-3925	[email protected]	Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/07/19/2	[email protected]	Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/99923	[email protected]	Third Party AdvisoryVDB Entry

see all 12 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-125	Out-of-bounds Read	[email protected]

Affected Products

Product	Versions
qemu qemu	<= 2.9.1 2.10.0 rc0 2.10.0 rc1 2.10.0 rc2 2.10.0 rc3
CPE cpe:2.3:a:qemu:qemu:::::::: cpe:2.3:a:qemu:qemu:2.10.0:rc0:::::: cpe:2.3:a:qemu:qemu:2.10.0:rc1:::::: cpe:2.3:a:qemu:qemu:2.10.0:rc2:::::: cpe:2.3:a:qemu:qemu:2.10.0:rc3:::::: Remediation No remediation found in references.
debian debian linux	8.0 9.0
CPE cpe:2.3:o:debian:debian_linux:8.0:::::::* cpe:2.3:o:debian:debian_linux:9.0:::::::* Remediation No remediation found in references.

Change History

9 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 10, 2020	Modified Analysis	[email protected]
Sep 7, 2018	CVE Modified	[email protected]
Nov 4, 2017	CVE Modified	[email protected]
Jul 31, 2017	Initial Analysis	[email protected]
Jul 27, 2017	CVE Modified	[email protected]