CVE-2011-0530
HIGH · CVSS 7.5EPSS 5.3%EU EUVD
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.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 5.3% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-0549)
- Published
- February 22, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-0549 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
- wouter verhelst / nbd
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=611187
- http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054071.html(Patch)
- http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054083.html(Patch)
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- http://openwall.com/lists/oss-security/2011/01/28/3(Patch)
- http://openwall.com/lists/oss-security/2011/01/31/7(Patch)
- http://secunia.com/advisories/43353(Vendor Advisory)
- 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(Vendor Advisory)
- http://www.vupen.com/english/advisories/2011/0582
- https://bugzilla.redhat.com/show_bug.cgi?id=673562(Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65720
- https://github.com/yoe/nbd/commit/3ef52043861ab16352d49af89e048ba6339d6df8(Patch)
- https://hermes.opensuse.org/messages/8086846
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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