Public Date:
449345: CVE-2008-1447 bind: implement source UDP port randomization (CERT VU#800113)

The MITRE CVE dictionary describes this issue as:

The DNS protocol, as implemented in (1) BIND 8 and 9 before 9.5.0-P1, 9.4.2-P1, and 9.3.5-P1; (2) Microsoft DNS in Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP1 and SP2; and other implementations allow remote attackers to spoof DNS traffic via a birthday attack that uses in-bailiwick referrals to conduct cache poisoning against recursive resolvers, related to insufficient randomness of DNS transaction IDs and source ports, aka "DNS Insufficient Socket Entropy Vulnerability" or "the Kaminsky bug."

Find out more about CVE-2008-1447 from the MITRE CVE dictionary dictionary and NIST NVD.

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 3 (bind) RHSA-2008:0533 2008-07-08
Red Hat Enterprise Linux 5 (dnsmasq) RHSA-2008:0789 2008-08-11
Red Hat Enterprise Linux 2.1 (bind) RHSA-2008:0533 2008-07-08
Red Hat Enterprise Linux 4 RHSA-2008:0533 2008-07-08
Red Hat Enterprise Linux 5 RHSA-2008:0533 2008-07-08


Red Hat would like to thank Dan Kaminsky for reporting this issue.
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