The bgp_update_print function in tcpdump 3.x does not properly handle a -1 return value from the decode_prefix4 function, which allows remote attackers to cause a denial of service (infinite loop) via a crafted BGP packet.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Tcpdump | Lbl | 3.4 (including) | 3.4 (including) |
| Tcpdump | Lbl | 3.4a6 (including) | 3.4a6 (including) |
| Tcpdump | Lbl | 3.5 (including) | 3.5 (including) |
| Tcpdump | Lbl | 3.5.2 (including) | 3.5.2 (including) |
| Tcpdump | Lbl | 3.5_alpha (including) | 3.5_alpha (including) |
| Tcpdump | Lbl | 3.6.2 (including) | 3.6.2 (including) |
| Tcpdump | Lbl | 3.6.3 (including) | 3.6.3 (including) |
| Tcpdump | Lbl | 3.7 (including) | 3.7 (including) |
| Tcpdump | Lbl | 3.7.1 (including) | 3.7.1 (including) |
| Tcpdump | Lbl | 3.7.2 (including) | 3.7.2 (including) |
| Tcpdump | Lbl | 3.8.1 (including) | 3.8.1 (including) |
| Tcpdump | Lbl | 3.8.2 (including) | 3.8.2 (including) |
| Tcpdump | Lbl | 3.8.3 (including) | 3.8.3 (including) |
| Tcpdump | Lbl | 3.9 (including) | 3.9 (including) |
| Tcpdump | Lbl | 3.9.1 (including) | 3.9.1 (including) |
| Red Hat Enterprise Linux 4 | RedHat | tcpdump-14:3.8.2-10.RHEL4 | * |
References
- http://secunia.com/advisories/15634/
- http://secunia.com/advisories/17118
- http://www.debian.org/security/2005/dsa-854
- http://www.redhat.com/archives/fedora-announce-list/2005-June/msg00007.html
- http://www.redhat.com/support/errata/RHSA-2005-505.html
- http://www.securityfocus.com/archive/1/430292/100/0/threaded
- http://www.securityfocus.com/bid/13906
- http://www.trustix.org/errata/2005/0028/
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=159208
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11148
- http://secunia.com/advisories/15634/
- http://secunia.com/advisories/17118
- http://www.debian.org/security/2005/dsa-854
- http://www.redhat.com/archives/fedora-announce-list/2005-June/msg00007.html
- http://www.redhat.com/support/errata/RHSA-2005-505.html
- http://www.securityfocus.com/archive/1/430292/100/0/threaded
- http://www.securityfocus.com/bid/13906
- http://www.trustix.org/errata/2005/0028/
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=159208
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11148