CVE-2016-9558

CRITICAL

libdwarf < 2016-11-24 - Integer Overflow in Signed LEB Number Parsing

Title source: llm
STIX 2.1

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."

References (6)

Core 6
Core References
Third Party Advisory x_refsource_confirm
https://www.prevanders.net/dwarfbug.html
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/11/19/6
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/94491
Exploit, Patch, Third Party Advisory, VDB Entry x_refsource_misc
https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/11/23/3

Scores

CVSS v3 9.8
EPSS 0.0511
EPSS Percentile 91.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-190
Status published
Products (1)
libdwarf_project/libdwarf 1999-12-14 - 2016-11-24
Published Feb 28, 2017
Tracked Since Feb 18, 2026