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Unrated severityNVD Advisory· Published May 22, 2009· Updated Jun 16, 2026

CVE-2009-1755

CVE-2009-1755

Description

Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors that trigger a buffer overflow.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

12
  • Nlnetlabs/Nsd12 versions
    cpe:2.3:a:nlnetlabs:nsd:2.0.0:*:*:*:*:*:*:*+ 11 more
    • cpe:2.3:a:nlnetlabs:nsd:2.0.0:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.0.1:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.0.2:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.1.0:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.1.1:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.1.2:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.1.3:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.1.4:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.1.5:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:2.3.7:*:*:*:*:*:*:*
    • cpe:2.3:a:nlnetlabs:nsd:3.2.1:*:*:*:*:*:*:*
    • (no CPE)range: 2.3.7 and 3.2.1

Patches

Vulnerability mechanics

References

4

News mentions

0

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