{"id":"CVE-2019-9893","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-9893","generatedAt":"2026-10-27T22:23:51.246Z","title":"libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.","description":"libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.","published":"2019-03-21T16:01:18.000Z","lastModified":"2026-06-17T02:44:48.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["libseccomp project/libseccomp"],"epss":{"score":0.03041,"percentile":0.8743,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00022.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00027.html","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:3624","source":"cve@mitre.org"},{"url":"https://github.com/seccomp/libseccomp/issues/139","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://seclists.org/oss-sec/2019/q1/179","tags":["Mailing List","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201904-18","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4001-1/","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4001-2/","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00022.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00027.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:3624","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/seccomp/libseccomp/issues/139","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/oss-sec/2019/q1/179","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201904-18","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4001-1/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4001-2/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-9893","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}