CVE-2011-1547 json
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, allo…
published 2011-05-09 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1548
- cvss
- 6.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.1%
- EPSS 5.1% chance of exploitation in 30 days, percentile 92%
- public exploits
- 1
- Exploit-DB
Summary
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.
Timeline
- First public exploit (EDB-17097)
- Published
Exploit prediction
5.08% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- EDB-17097 IPComp - encapsulation Kernel Memory Corruption dos, 2011-04-01
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
ftp.netbsd.org
/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc
vendor-advisory
-
kb.cert.org
/vuls/id/668220
third-party-advisory, us-government-resource
-
lists.grok.org.uk
/pipermail/full-disclosure/2011-April/080031.html
mailing-list
Sources
- CVE List CVE-2011-1547
- NVD CVE-2011-1547
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.