CVE-2017-14939

MEDIUM

GNU Binutils - Out-of-Bounds Read

Title source: rule

Description

decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, mishandles a length calculation, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file, related to read_1_byte.

Exploits (1)

exploitdb WORKING POC

by Agostino Sarubbo · textdoslinux

https://www.exploit-db.com/exploits/42970

View Code ZIP pw:eip

References (5)

[Patch] https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=515f23e63c0074ab531bc954f84ca40c6281a724

[Patch, Third Party Advisory, VDB Entry] https://blogs.gentoo.org/ago/2017/09/26/binutils-heap-based-buffer-overflow-in-read_1_byte-dwarf2-c/

[Issue Tracking, Patch, Third Party Advisory] https://sourceware.org/bugzilla/show_bug.cgi?id=22169

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/101216

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/42970/

Scores

CVSS v3 5.5

EPSS 0.0299

EPSS Percentile 86.4%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

CWE

CWE-125

Status draft

Affected Products (1)

gnu/binutils

Timeline

Published Sep 30, 2017

Tracked Since Feb 18, 2026