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
Published May 9, 2011
6.8
MEDIUMCVSS 2.0
EPSS 5.08%
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.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 5.08% (0.05077) | 92.08th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.08% (0.05077) | 91.21th | v5 (v2026.06.15) |
| Jan 16, 2026 | 38.43% (0.38429) | 97.11th | v4 (v2025.03.14) |
| Aug 26, 2025 | 36.38% (0.36379) | 96.99th | v4 (v2025.03.14) |
| Aug 3, 2025 | 33.46% (0.33462) | 96.79th | v4 (v2025.03.14) |
| Jun 13, 2025 | 11.20% (0.11195) | 93.13th | v4 (v2025.03.14) |
| Mar 30, 2025 | 14.94% (0.14941) | 93.97th | v4 (v2025.03.14) |
| Mar 29, 2025 | 24.69% (0.24692) | 93.75th | v4 (v2025.03.14) |
| Mar 17, 2025 | 16.68% (0.16682) | 94.41th | v4 (v2025.03.14) |
| Dec 17, 2024 | 5.92% (0.05916) | 93.34th | v3 (v2023.03.01) |
| Feb 16, 2024 | 2.50% (0.02505) | 89.76th | v3 (v2023.03.01) |
| Dec 28, 2023 | 2.02% (0.02019) | 87.67th | v3 (v2023.03.01) |
| Nov 7, 2023 | 2.29% (0.02292) | 88.49th | v3 (v2023.03.01) |
| Jul 22, 2023 | 2.67% (0.02666) | 88.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.64% (0.02640) | 88.70th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.19% (0.04187) | 87.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.19% (0.04187) | 86.11th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.19% (0.04187) | 69.86th | v2 (v2022.01.01) |
References (3)
- http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc vendor-advisoryx_refsource_NETBSDVendor Advisory
- http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html mailing-listx_refsource_FULLDISC
- http://www.kb.cert.org/vuls/id/668220 third-party-advisoryx_refsource_CERT-VNUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc | vendor-advisoryx_refsource_NETBSDVendor Advisory | |
| http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html | mailing-listx_refsource_FULLDISC | |
| http://www.kb.cert.org/vuls/id/668220 | third-party-advisoryx_refsource_CERT-VNUS Government Resource |
Change history (0)
No recorded changes yet.