{"id":"CVE-2016-9558","aliases":["DEBIAN-CVE-2016-9558","EUVD-2016-10364","GHSA-74gp-mc52-6qp4","UBUNTU-CVE-2016-9558"],"status":"published","title":"(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow...","description":"(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.\"","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04974,"percentile":0.92256,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-190"],"published":"2017-02-28T18:00:00Z","modified":"2026-10-24T10:30:31Z","fixes":[{"ecosystem":"Debian:12","package":"dwarfutils","fixed_in":["20161124-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"dwarfutils","fixed_in":["20161124-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"dwarfutils","fixed_in":["20161124-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"dwarfutils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20161124-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"dwarfutils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20161124-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"dwarfutils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20161124-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"dwarfutils","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20120410-2","20120410-2+deb7u2build0.16.04.1"]}],"products":[{"vendor":"libdwarf_project","product":"libdwarf"}],"references":[{"url":"https://www.prevanders.net/dwarfbug.html","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2016/11/19/6","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","fix"]},{"url":"http://www.securityfocus.com/bid/94491","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","VDB Entry","fix"]},{"url":"http://www.openwall.com/lists/oss-security/2016/11/23/3","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","fix"]},{"url":"https://sourceforge.net/p/libdwarf/code/ci/4f19e1050cd8e9ddf2cb6caa061ff2fec4c9b5f9/#diff-5","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-9558"},{"url":"https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c","tags":["report"]},{"url":"https://github.com/advisories/GHSA-74gp-mc52-6qp4"},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-9558","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2016-9558","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-9558","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2016-9558","description":"(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.\"","status":"published","published":"2017-02-28T18:00:00Z","modified":"2024-08-06T02:50:38.691Z","updated_at":"2026-11-02T14:33:32.415289Z"}],"euvd":[{"id":"EUVD-2016-10364","description":"(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.\"","status":"published","published":"2017-02-28T18:00:00Z","modified":"2024-08-06T02:50:38Z","updated_at":"2026-11-03T02:22:26.803486Z"}],"ghsa":[{"id":"GHSA-74gp-mc52-6qp4","title":"(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow...","description":"(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.\"","status":"published","published":"2022-05-13T01:03:22Z","modified":"2025-04-20T03:34:28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:01:41.934315Z"}],"nvd":[{"id":"CVE-2016-9558","description":"(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.\"","status":"published","published":"2017-02-28T18:59:00.313Z","modified":"2026-06-17T00:56:14.22Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:03:35.822579Z"}],"osv":[{"id":"CVE-2016-9558","description":"(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 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pattern in a signed leb number, aka a \"negation overflow.\"","status":"published","published":"2017-02-28T18:59:00Z","modified":"2026-04-22T11:04:54.967584Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:13.356796Z"}]}}