CVE-2016-9558

9.8 CRITICAL

Published: February 28, 2017 Modified: May 13, 2026

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."

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/11/19/6

Source: cve@mitre.org

Mailing List Patch Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/11/23/3

Source: cve@mitre.org

Mailing List Patch Third Party Advisory

http://www.securityfocus.com/bid/94491

Source: cve@mitre.org

Third Party Advisory VDB Entry

https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/

Source: cve@mitre.org

Exploit Patch Third Party Advisory VDB Entry

https://sourceforge.net/p/libdwarf/code/ci/4f19e1050cd8e9ddf2cb6caa061ff2fec4c9b5f9/#diff-5

Source: cve@mitre.org

Third Party Advisory

https://www.prevanders.net/dwarfbug.html

Source: cve@mitre.org

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/11/19/6