CVE-2015-0847: Canonical Ubuntu Linux

High severity, CVSS 7.8. EPSS: 3.2% chance of exploitation in the next 30 days.

nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 14.10 only; version 15.04 only
• Wouter Verhelst Nbd: up to and including 3.10

Published 2015-05-29. Last modified 2026-06-17.