{"id":"USN-6322-1","summary":"elfutils vulnerabilities","details":"It was discovered that elfutils incorrectly handled certain malformed\nfiles. If a user or automated system were tricked into processing a\nspecially crafted file, elfutils could be made to crash or consume\nresources, resulting in a denial of service. This issue only affected\nUbuntu 14.04 LTS. (CVE-2018-16062, CVE-2018-16403, CVE-2018-18310,\nCVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150,\nCVE-2019-7665)\n\nIt was discovered that elfutils incorrectly handled bounds checks in\ncertain functions when processing malformed files. If a user or automated\nsystem were tricked into processing a specially crafted file, elfutils\ncould be made to crash or consume resources, resulting in a denial of\nservice. (CVE-2020-21047, CVE-2021-33294)\n","modified":"2026-06-29T13:50:56.403690177Z","published":"2023-08-30T16:29:23Z","related":["UBUNTU-CVE-2018-16062","UBUNTU-CVE-2018-16403","UBUNTU-CVE-2018-18310","UBUNTU-CVE-2018-18520","UBUNTU-CVE-2018-18521","UBUNTU-CVE-2019-7149","UBUNTU-CVE-2019-7150","UBUNTU-CVE-2019-7665","UBUNTU-CVE-2020-21047","UBUNTU-CVE-2021-33294"],"upstream":["CVE-2018-16062","CVE-2018-16403","CVE-2018-18310","CVE-2018-18520","CVE-2018-18521","CVE-2019-7149","CVE-2019-7150","CVE-2019-7665","CVE-2020-21047","CVE-2021-33294","UBUNTU-CVE-2018-16062","UBUNTU-CVE-2018-16403","UBUNTU-CVE-2018-18310","UBUNTU-CVE-2018-18520","UBUNTU-CVE-2018-18521","UBUNTU-CVE-2019-7149","UBUNTU-CVE-2019-7150","UBUNTU-CVE-2019-7665","UBUNTU-CVE-2020-21047","UBUNTU-CVE-2021-33294"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6322-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16062"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16403"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-18310"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-18520"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-18521"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-7149"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-7150"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-7665"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-21047"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-33294"}],"affected":[{"package":{"name":"elfutils","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/elfutils?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.158-0ubuntu5.3+esm1"}]}],"versions":["0.157-1ubuntu1","0.158-0ubuntu3","0.158-0ubuntu4","0.158-0ubuntu5","0.158-0ubuntu5.1","0.158-0ubuntu5.2","0.158-0ubuntu5.3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"0.158-0ubuntu5.3+esm1","binary_name":"elfutils"},{"binary_name":"libasm1","binary_version":"0.158-0ubuntu5.3+esm1"},{"binary_name":"libdw1","binary_version":"0.158-0ubuntu5.3+esm1"},{"binary_name":"libelf1","binary_version":"0.158-0ubuntu5.3+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6322-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"id":"CVE-2018-16062","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2018-16403"},{"id":"CVE-2018-18310","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2018-18520"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2018-18521"},{"id":"CVE-2019-7149","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2019-7150","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"low"}]},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2019-7665"},{"id":"CVE-2020-21047","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}],"id":"CVE-2021-33294"}]}}},{"package":{"name":"elfutils","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/elfutils?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.165-3ubuntu1.2+esm1"}]}],"versions":["0.163-4ubuntu1","0.163-5.1","0.164-1","0.165-3","0.165-3ubuntu1","0.165-3ubuntu1.1","0.165-3ubuntu1.2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.165-3ubuntu1.2+esm1","binary_name":"elfutils"},{"binary_version":"0.165-3ubuntu1.2+esm1","binary_name":"libasm1"},{"binary_name":"libdw1","binary_version":"0.165-3ubuntu1.2+esm1"},{"binary_name":"libelf1","binary_version":"0.165-3ubuntu1.2+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2020-21047","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-33294","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"low"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6322-1.json"}},{"package":{"name":"elfutils","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/elfutils?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.170-0.4ubuntu0.1+esm1"}]}],"versions":["0.170-0.1","0.170-0.2","0.170-0.3","0.170-0.4","0.170-0.4ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"elfutils","binary_version":"0.170-0.4ubuntu0.1+esm1"},{"binary_version":"0.170-0.4ubuntu0.1+esm1","binary_name":"libasm1"},{"binary_name":"libdw1","binary_version":"0.170-0.4ubuntu0.1+esm1"},{"binary_name":"libelf1","binary_version":"0.170-0.4ubuntu0.1+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2020-21047"},{"id":"CVE-2021-33294","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"low","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6322-1.json"}},{"package":{"name":"elfutils","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/elfutils?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.176-1.1ubuntu0.1"}]}],"versions":["0.176-1.1","0.176-1.1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.176-1.1ubuntu0.1","binary_name":"elfutils"},{"binary_version":"0.176-1.1ubuntu0.1","binary_name":"libasm1"},{"binary_version":"0.176-1.1ubuntu0.1","binary_name":"libdw1"},{"binary_version":"0.176-1.1ubuntu0.1","binary_name":"libelf1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2020-21047"},{"id":"CVE-2021-33294","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"low","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6322-1.json"}}],"schema_version":"1.7.5"}