Vulnerability 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.
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.9.1 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3925Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/07/19/2Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/99923Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1472611Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.htmlIssue TrackingPatchThird Party Advisory
- http://www.debian.org/security/2017/dsa-3925Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/07/19/2Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/99923Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1472611Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg05001.htmlIssue TrackingPatchThird Party Advisory
FAQ
What is CVE-2017-11434?
CVE-2017-11434 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 s...
How severe is CVE-2017-11434?
CVE-2017-11434 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-11434?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.