Multiple stack consumption vulnerabilities in the kernel in NetBSD 4.0, 5.0 before 5.0.3…
Priority LOW 38CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
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.
Why it matters now
EPSS 0.05077 92nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netbsd:netbsd:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:5.0.1:*:*:*:*:*:*:* | 5.0.1 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:5.0.2:*:*:*:*:*:*:* | 5.0.2 | Vulnerable | NetBSD |
| cpe:2.3:o:netbsd:netbsd:5.1:*:*:*:*:*:*:* | 5.1 | Vulnerable | NetBSD |
- cpe:2.3:o:netbsd:netbsd:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:5.0.1:*:*:*:*:*:*:* Versions 5.0.1 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:5.0.2:*:*:*:*:*:*:* Versions 5.0.2 Vulnerable ·NetBSD
- cpe:2.3:o:netbsd:netbsd:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·NetBSD
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1547
- 2026-10-03 Alias added: GHSA-gm4v-77j4-2h42
References
More Netbsd vulnerabilities
- TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
- TI-2003-00437 Off-by-one error in the fb_realpath() function, as derived from the realpath function in… CVSS 3.1CRITICAL 9.8
- TI-2002-01263 Buffer overflow in Sendmail 5.79 to 8.12.7 allows remote attackers to execute arbitrary… CVSS 2.0HIGH 10.0
- TI-2003-00642 The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code… CVSS 2.0HIGH 10.0
- TI-1999-00045 Buffer overflow of rlogin program using TERM environmental variable. CVSS 2.0HIGH 10.0
- TI-2014-06993 The fetch_url function in usr.bin/ftp/fetch.c in tnftp, as used in NetBSD 5.1 through… CVSS 2.0HIGH 7.5
Sources
- CVE-2011-1547 · CVE Program
- CVE-2011-1547 · NVD
- FIRST EPSS
- GHSA-gm4v-77j4-2h42 · GitHub Advisory Database · CC BY 4.0
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