CVE-2011-1547
Description
Multiple stack consumption vulnerabilities in the kernel in NetBSD 4.0, 5.0 before 5.0.3, and 5.1 before 5.1.1, when IPsec is enabled, allow remote attackers to cause a denial of service (memory corruption and panic) or possibly have unspecified other impact via a crafted (1) IPv4 or (2) IPv6 packet with nested IPComp headers.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
IPComp - encapsulation Kernel Memory Corruption
OS impact
FreeBSD Affected 5 releases
| Version | Status | Fixed in |
|---|---|---|
| 5.1 | Affected | — |
| 5.0.2 | Affected | — |
| 5.0.1 | Affected | — |
| 5.0 | Affected | — |
| 4.0 | Affected | — |
References
- http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc
- http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html
- http://www.kb.cert.org/vuls/id/668220
- http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc
- http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html
- http://www.kb.cert.org/vuls/id/668220
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.