CVE-2017-11434

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.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html third party advisory mailing list
http://www.securityfocus.com/bid/99923 vdb entry third party advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.html issue tracking mailing list third party advisory patch
https://bugzilla.redhat.com/show_bug.cgi?id=1472611 issue tracking third party advisory patch
http://www.openwall.com/lists/oss-security/2017/07/19/2 mailing list third party advisory patch
http://www.debian.org/security/2017/dsa-3925 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-11434?
CVE-2017-11434 has been scored as a medium severity vulnerability.
How to fix CVE-2017-11434?
To fix CVE-2017-11434, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-11434 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-11434 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.