CVE-2009-1086
MEDIUM · CVSS 6.4EPSS 3.5%EU EUVD
Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service (memory corruption) and possibly execute arbitrary code via a DNS resource record (RR) with a long (1) class field (clas variable) and possibly (2) TTL field.
Key facts
- CVSS score
- 6.4 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:P/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 3.5% (89th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-1087)
- Published
- March 25, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-1087 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- nlnetlabs / ldns
- nlnetlabs / ldns
References
- http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
- http://secunia.com/advisories/35013
- http://secunia.com/advisories/35065
- http://www.debian.org/security/2009/dsa-1795
- http://www.nlnetlabs.nl/bugs/show_bug.cgi?id=232
- http://www.nlnetlabs.nl/svn/ldns/tags/release-1.5.0/Changelog
- http://www.openwall.com/lists/oss-security/2009/03/24/4
- http://www.securityfocus.com/bid/34233
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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