{"id":"CVE-2017-1000378","aliases":["EUVD-2017-1537","GHSA-qc88-87cw-xw5j"],"status":"published","title":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a...","description":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects NetBSD 7.1 and possibly earlier versions.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04123,"percentile":0.9087,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2017-06-19T16:00:00Z","modified":"2026-06-17T00:59:03Z","products":[{"vendor":"netbsd","product":"netbsd"}],"references":[{"url":"http://www.securityfocus.com/bid/99255","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/stdlib/qsort.c?rev=1.23\u0026content-type=text/x-cvsweb-markup","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-1000378"},{"url":"https://github.com/advisories/GHSA-qc88-87cw-xw5j"}],"sources":{"cve":[{"id":"CVE-2017-1000378","description":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects NetBSD 7.1 and possibly earlier versions.","status":"published","published":"2017-06-19T16:00:00Z","modified":"2024-08-05T22:00:41.543Z","updated_at":"2026-11-02T14:33:20.843976Z"}],"euvd":[{"id":"EUVD-2017-1537","description":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects NetBSD 7.1 and possibly earlier versions.","status":"published","published":"2017-06-19T16:00:00Z","modified":"2024-08-05T22:00:41Z","updated_at":"2026-11-03T02:23:03.159581Z"}],"ghsa":[{"id":"GHSA-qc88-87cw-xw5j","title":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a...","description":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects NetBSD 7.1 and possibly earlier versions.","status":"published","published":"2022-05-13T01:41:13Z","modified":"2023-02-02T05:00:37Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:51:00.211794Z"}],"nvd":[{"id":"CVE-2017-1000378","description":"The NetBSD qsort() function is recursive, and not randomized, an attacker can construct a pathological input array of N elements that causes qsort() to deterministically recurse N/4 times. This allows attackers to consume arbitrary amounts of stack memory and manipulate stack memory to assist in arbitrary code execution attacks. This affects NetBSD 7.1 and possibly earlier versions.","status":"published","published":"2017-06-19T16:29:00.657Z","modified":"2026-06-17T00:59:03.81Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:03:50.782497Z"}]}}