CVE-2011-0530

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-02-22 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the mainloop function in nbd-server.c in the server in Network Block Device (nbd) before 2.9.20 might allow remote attackers to execute arbitrary code via a long request. NOTE: this issue exists because of a CVE-2005-3534 regression.

Affected products

Wouter Verhelst Nbd: through 2.9.19; 2.9.0, 2.9.1, 2.9.2, 2.9.3, 2.9.4, 2.9.5 (+13)

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=611187
http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054071.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054083.html
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
http://openwall.com/lists/oss-security/2011/01/28/3
http://openwall.com/lists/oss-security/2011/01/31/7
http://secunia.com/advisories/43353
http://secunia.com/advisories/43610
http://security.gentoo.org/glsa/glsa-201206-35.xml
http://www.debian.org/security/2011/dsa-2183
http://www.securityfocus.com/bid/46572
http://www.vupen.com/english/advisories/2011/0403

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