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TITLE:
ldns "ldns_rr_new_frm_str_internal()" Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA34426

VERIFY ADVISORY:
http://secunia.com/advisories/34426/

DESCRIPTION:
A vulnerability has been reported in ldns, which can be exploited by
malicious people to cause a DoS (Denial of Service) or potentially
compromise an application using the library.

The vulnerability is caused due to a boundary error within the
"ldns_rr_new_from_str_internal()" function in rr.c. This can be
exploited to cause a heap-based buffer overflow by e.g. processing
specially crafted DNS Resource Records.

The vulnerability is reported in versions prior to 1.5.0.

SOLUTION:
Update to version 1.5.1.

PROVIDED AND/OR DISCOVERED BY:
Stefan Kaltenbrunner

ORIGINAL ADVISORY:
http://www.nlnetlabs.nl/bugs/show_bug.cgi?id=232
http://www.nlnetlabs.nl/svn/ldns/tags/release-1.5.1/Changelog

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