CVE-2011-1925

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-05-31 · updated 2026-06-16

Description

nbd-server.c in Network Block Device (nbd-server) 2.9.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by causing a negotiation failure, as demonstrated by specifying a name for a non-existent export.

Affected products

Wouter Verhelst Nbd: through 2.9.21

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627042.
http://nbd.git.sourceforge.net/git/gitweb.cgi?p=nbd/nbd%3Ba=commitdiff%3Bh=ebbbe0b3ce5393fa42a259f5e03d549508586aaa
http://security.gentoo.org/glsa/glsa-201206-35.xml
http://www.openwall.com/lists/oss-security/2011/05/17/1
http://www.securityfocus.com/bid/47884
https://exchange.xforce.ibmcloud.com/vulnerabilities/67502
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627042.
http://nbd.git.sourceforge.net/git/gitweb.cgi?p=nbd/nbd%3Ba=commitdiff%3Bh=ebbbe0b3ce5393fa42a259f5e03d549508586aaa
http://security.gentoo.org/glsa/glsa-201206-35.xml
http://www.openwall.com/lists/oss-security/2011/05/17/1
http://www.securityfocus.com/bid/47884
https://exchange.xforce.ibmcloud.com/vulnerabilities/67502

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