The (1) NSID_SHUFFLE_ONLY and (2) NSID_USE_POOL PRNG algorithms in ISC BIND 8 prior to 8.4.7-P1 generate predictable DNS query identifiers when sending outgoing queries such as NOTIFY messages when answering questions as a resolver, which allows remote malicious users to poison DNS caches via unknown vectors. NOTE: this issue is different from CVE-2007-2926.
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isc bind |