{"id":"CVE-2011-1547","aliases":["EUVD-2011-1548","GHSA-gm4v-77j4-2h42"],"status":"published","title":"Multiple stack consumption vulnerabilities in the kernel in NetBSD 4.0, 5.0 before 5.0.3, and 5.1...","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.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05077,"percentile":0.92391,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2011-05-09T19:00:00Z","modified":"2026-06-16T23:29:35Z","exploits":[{"source":"exploitdb","id":"EDB-17097","title":"IPComp - encapsulation Kernel Memory Corruption","type":"dos","platform":"bsd","date":"2011-04-01","verified":true,"url":"https://www.exploit-db.com/exploits/17097"}],"products":[{"vendor":"netbsd","product":"netbsd"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/668220","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc","tags":["vendor-advisory","x_refsource_NETBSD","x_transferred","Vendor Advisory"]},{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-1547"},{"url":"https://github.com/advisories/GHSA-gm4v-77j4-2h42"}],"sources":{"cve":[{"id":"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.","status":"published","published":"2011-05-09T19:00:00Z","modified":"2024-08-06T22:28:41.813Z","updated_at":"2026-11-02T14:35:38.711857Z"}],"euvd":[{"id":"EUVD-2011-1548","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.","status":"published","published":"2011-05-09T19:00:00Z","modified":"2024-08-06T22:28:41Z","updated_at":"2026-11-03T01:55:56.243798Z"}],"ghsa":[{"id":"GHSA-gm4v-77j4-2h42","title":"Multiple stack consumption vulnerabilities in the kernel in NetBSD 4.0, 5.0 before 5.0.3, and 5.1...","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.","status":"published","published":"2022-05-17T05:39:45Z","modified":"2023-01-28T05:04:29Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:44:10.891174Z"}],"nvd":[{"id":"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.","status":"published","published":"2011-05-09T19:55:03.553Z","modified":"2026-06-16T23:29:35.693Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:08.47516Z"}]}}