Libextractor 'png_extractor.c' Heap Buffer Overflow Vulnerability

Bugtraq ID:	101529
Class:	Design Error
CVE:	CVE-2017-15601
Remote:	Yes
Local:	No
Published:	Oct 13 2017 12:00AM
Updated:	Oct 13 2017 12:00AM
Credit:	Zhao Liang, Huawei Weiran Labs.
Vulnerable:	GNU libextractor 1.4
Not Vulnerable:

Libextractor 'png_extractor.c' Heap Buffer Overflow Vulnerability

Libextractor is prone to a heap-based buffer overflow vulnerability.

Attackers can exploit this issue to crash the affected application, resulting in a denial-of-service condition. Due to the nature of this issue, code execution may be possible but this has not been confirmed.

Libextractor 1.4 is vulnerable; other versions may also be affected.

Libextractor 'png_extractor.c' Heap Buffer Overflow Vulnerability

The researcher has created a proof-of-concept to demonstrate the issue. Please see the references for more information.

Libextractor 'png_extractor.c' Heap Buffer Overflow Vulnerability

Solution:
Currently, we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Libextractor 'png_extractor.c' Heap Buffer Overflow Vulnerability

References:

• [bug-libextractor] A heap-buffer-overflow vulneribility in png_extractor (Gnu.org)
  
• GNU Libextractor Homepage (GNU)