dns2tcp before 0.4.1 does not properly handle negative values in a certain length field in the input argument to the (1) dns_simple_decode or (2) dns_decode function, which allows remote attackers to overwrite a buffer and have unspecified other impact.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Dns2tcp | Hsc | * | 0.4 (including) |
| Dns2tcp | Ubuntu | hardy | * |
| Dns2tcp | Ubuntu | upstream | * |
References
- http://www.hsc.fr/ressources/outils/dns2tcp/index.html.en
- http://www.openwall.com/lists/oss-security/2008/09/03/5
- http://www.securityfocus.com/bid/31080
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44974
- http://www.hsc.fr/ressources/outils/dns2tcp/index.html.en
- http://www.openwall.com/lists/oss-security/2008/09/03/5
- http://www.securityfocus.com/bid/31080
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44974