{"id":"USN-4001-2","summary":"libseccomp vulnerability","details":"USN-4001-1 fixed a vulnerability in libseccomp. This update provides the\ncorresponding update for Ubuntu 14.04 ESM.\n\nOriginal advisory details:\n\n Jann Horn discovered that libseccomp did not correctly generate 64-bit\n syscall argument comparisons with arithmetic operators (LT, GT, LE, GE).\n An attacker could use this to bypass intended access restrictions for\n argument-filtered system calls.\n","modified":"2026-04-22T09:56:59.561960Z","published":"2019-05-30T22:57:44Z","related":["UBUNTU-CVE-2019-9893"],"upstream":["CVE-2019-9893","UBUNTU-CVE-2019-9893"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4001-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9893"}],"affected":[{"package":{"name":"libseccomp","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libseccomp@2.4.1-0ubuntu0.14.04.2?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.1-0ubuntu0.14.04.2"}]}],"versions":["1.0.1-2","2.1.0+dfsg-1","2.1.1-1ubuntu1~trusty3","2.1.1-1ubuntu1~trusty4","2.1.1-1ubuntu1~trusty5"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.1-0ubuntu0.14.04.2","binary_name":"libseccomp2"},{"binary_name":"seccomp","binary_version":"2.4.1-0ubuntu0.14.04.2"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-9893"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4001-2.json"}}],"schema_version":"1.7.5"}