CVE-2017-11434: Debian Linux

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

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.

Affected products

• Debian Debian Linux: version 8.0 only; version 9.0 only
• Qemu Qemu: up to and including 2.9.1; version 2.10.0 only

Published 2017-07-25. Last modified 2026-06-17.