CVE-2017-9749

HIGH

GNU Binutils - Buffer Overflow in bfin-dis.c *regs* Macros

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-9749. PoCs published by Alexandre Adamski.

AI-analyzed exploit summary This exploit demonstrates a global-buffer-overflow vulnerability in GNU Binutils' objdump when processing crafted input files. The issue occurs in the `decode_pseudodbg_assert_0` function in `bfin-dis.c`, leading to a crash or potential code execution.

Description

The *regs* macros in opcodes/bfin-dis.c in GNU Binutils 2.28 allow remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by mishandling of this file during "objdump -D" execution.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Alexandre Adamski · textdoslinux
https://www.exploit-db.com/exploits/42201

This exploit demonstrates a global-buffer-overflow vulnerability in GNU Binutils' objdump when processing crafted input files. The issue occurs in the `decode_pseudodbg_assert_0` function in `bfin-dis.c`, leading to a crash or potential code execution.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: GNU Binutils (objdump) versions prior to fix for CVE-2017-9749
No auth needed
Prerequisites: Crafted input file · Access to execute objdump on target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://sourceware.org/bugzilla/show_bug.cgi?id=21586
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201801-01
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/99113
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/42201/

Scores

CVSS v3 7.8
EPSS 0.0851
EPSS Percentile 94.3%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (1)
gnu/binutils 2.28
Published Jun 19, 2017
Tracked Since Feb 18, 2026