{"id":"UBUNTU-CVE-2020-27545","details":"libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted object.","modified":"2026-04-22T12:37:54.467865Z","published":"2023-04-16T00:15:00Z","upstream":["CVE-2020-27545"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-27545"},{"type":"REPORT","url":"https://www.prevanders.net/dwarfbug.html#DW202010-001"},{"type":"REPORT","url":"https://github.com/davea42/libdwarf-code/commit/95f634808c01f1c61bbec56ed2395af997f397ea"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-27545"}],"affected":[{"package":{"name":"dwarfutils","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/dwarfutils@20120410-2+deb7u2build0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20120410-2","20120410-2+deb7u2build0.16.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"dwarfdump","binary_version":"20120410-2+deb7u2build0.16.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27545.json"}},{"package":{"name":"dwarfutils","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/dwarfutils@20180129-1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20170709-1","20180129-1"],"ecosystem_specific":{"binaries":[{"binary_name":"dwarfdump","binary_version":"20180129-1"},{"binary_name":"libdwarf1","binary_version":"20180129-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27545.json"}},{"package":{"name":"dwarfutils","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/dwarfutils@20200114-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20180809-1","20190529-1","20191104-1","20191104-1ubuntu1","20200114-1"],"ecosystem_specific":{"binaries":[{"binary_name":"dwarfdump","binary_version":"20200114-1"},{"binary_name":"libdwarf1","binary_version":"20200114-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27545.json"}}],"schema_version":"1.7.5","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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}