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.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ldns | Nlnetlabs | 1.4.0 (including) | 1.4.0 (including) |
| Ldns | Nlnetlabs | 1.4.1 (including) | 1.4.1 (including) |
| Ldns | Ubuntu | hardy | * |
| Ldns | Ubuntu | intrepid | * |
| Ldns | Ubuntu | jaunty | * |
| Ldns | Ubuntu | upstream | * |
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
- 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