GNU Binutils CVE-2017-15023 Remote Denial of Service Vulnerability

Bugtraq ID:	101611
Class:	Input Validation Error
CVE:	CVE-2017-15023
Remote:	Yes
Local:	No
Published:	Oct 03 2017 12:00AM
Updated:	Dec 19 2017 09:00PM
Credit:	Agostino Sarubbo of Gentoo.
Vulnerable:	GNU Binutils 2.29
Not Vulnerable:

GNU Binutils CVE-2017-15023 Remote Denial of Service Vulnerability

GNU Binutils is prone to a denial-of-service vulnerability.

An attacker can exploit this issue to cause a denial-of-service condition.

GNU Binutils 2.29 is vulnerable; other versions may also be affected.

GNU Binutils CVE-2017-15023 Remote Denial of Service Vulnerability

The researcher who discovered this issue has created a proof-of-concept. Please see the references for more information.

GNU Binutils CVE-2017-15023 Remote Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

GNU Binutils CVE-2017-15023 Remote Denial of Service Vulnerability

References:

• binutils: NULL pointer dereference in concat_filename (dwarf2.c) (Agostino Sarubbo)
  
• Bug 22200 - NULL pointer dereference in concat_filename (dwarf2.c) (sourceware.org)
  
• GNU Homepage (binutils)
  
• PR22200, DWARF5 .debug_line sanity check (sourceware.org)