CVE-2013-7441: The modern style negotiation in Network Block Device (nbd-server) 2.9.22 through 3.3 allows remote attacker...

Security readout for executives and security teams

CVE-2013-7441 is a remote denial-of-service issue in nbd-server. A malformed or interrupted negotiation can terminate the root nbd-server process, disrupting Network Block Device service availability. It does not indicate data theft or code execution in the supplied sources. Exposure is limited to systems running nbd-server 2.9.22 through 3.3, especially where NBD is reachable by untrusted clients. The source bundle does not identify other affected products or downstream package versions. Prioritize remediation where nbd-server supports production storage or is network-accessible. Treat isolated, non-production deployments as lower urgency. The main business risk is service disruption, not confidentiality loss, based on available evidence. Mitigation focus: Upgrade nbd-server using Debian, Ubuntu, openSUSE, or other vendor security guidance.; Review the upstream fix commit and confirm your package includes the correction.; Restrict NBD service access to trusted networks or hosts..

Prepared

Jun 13, 2026, 22:39 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.