CVE-1999-0835: sig bug

Denial of service in BIND named via malformed SIG records.

          CVE: 


                [CVE-1999-0835](http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-1999-0835)        


    







        
                  
          Posting date: 


                11 Nov 1999        


    







        
                  
          Program Impacted: 


                [BIND](https://www.isc.org/software/bind)        


    







        
                  
          Versions affected: 


                 4.9.5 - 4.9.6, 8.1 - 8.2.1        


    







        
                  
          Severity: 


                Serious        


    







        
                  
          Exploitable: 


                Remotely        


    






  Description: 



        
                Improper validation of SIG record contents can trigger the DNS server crashing resulting in a denial of service attack. 


    


    






  Workarounds: 



        
                None.


    


    






  Active exploits: 



        
                None known at this time.        


    






  Solution: 



        
                Upgrade to BIND 8.2.1 or later


    


    

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