A remote overflow exists in BIND. The q_usedns can be overrun resulting in a buffer overflow. With a specially crafted request, an attacker can cause a denial of service resulting in a loss of availability.
Classification
Location:
Remote/Network Access Required
Attack Type:
Denial of Service,
Input Manipulation
Impact:
Loss of Availability
Exploit:
Exploit Unknown
Disclosure:
OSVDB Verified
Solution
Upgrade to version 8.4.6 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.