{"id":"UBUNTU-CVE-2016-9558","details":"(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow remote attackers to have unspecified impact via a crafted bit pattern in a signed leb number, aka a \"negation overflow.\"","modified":"2026-04-22T11:04:54.967584Z","published":"2017-02-28T18:59:00Z","upstream":["CVE-2016-9558"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-9558"},{"type":"REPORT","url":"https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-9558"}],"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/2016/UBUNTU-CVE-2016-9558.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}