CVE-2007-0493: Denial of service via unspecified vectors that cause "dereference a freed fetch context"


A logic error can cause the named process to exit unintentionally.

Posting date: 
30 Jan 2007
Program Impacted: 
Versions affected:
9.3.0, 9.3.1, 9.3.2, 9.3.3, Alpha and Beta versions of 9.40, Alpha versions of 9.5.0


It is possible for the named to dereference (read) a freed fetch context. This can cause named to exit unintentionally.


Disable or restrict recursion (to limit exposure).

Active exploits:

None known at this time.


Upgrade to BIND 9.2.8, 9.3.4, or 9.4.0, or 9.5.0

Related Documents:

See our BIND Security Matrix for a complete listing of Security Vulnerabilities and versions affected.

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