cve/2016/CVE-2016-9558.md

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."

POC

Reference

• http://www.openwall.com/lists/oss-security/2016/11/19/6
• http://www.openwall.com/lists/oss-security/2016/11/19/6
• https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/
• https://blogs.gentoo.org/ago/2016/11/19/libdwarf-negation-overflow-in-dwarf_leb-c/
• https://www.prevanders.net/dwarfbug.html
• https://www.prevanders.net/dwarfbug.html

Github

• https://github.com/mrash/afl-cve