Upstream information
Description
Buffer overflow in kern/uipc_mbuf2.c in OpenBSD 3.9 and 4.0 allows remote attackers to execute arbitrary code via fragmented IPv6 packets due to "incorrect mbuf handling for ICMP6 packets." NOTE: this was originally reported as a denial of service.SUSE information
Overall state of this security issue: Resolved
This issue is currently rated as having critical severity.
| CVSS detail | National Vulnerability Database | 
|---|---|
| Base Score | 10 | 
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C | 
| Access Vector | Network | 
| Access Complexity | Low | 
| Authentication | None | 
| Confidentiality Impact | Complete | 
| Integrity Impact | Complete | 
| Availability Impact | Complete | 
SUSE Timeline for this CVE
CVE page created: Fri Jun 28 02:39:17 2013CVE page last modified: Mon Oct 6 18:14:54 2025