libxml2 CVE-2017-9049 Heap Buffer Overflow Vulnerability

Bugtraq ID:	98601
Class:	Boundary Condition Error
CVE:	CVE-2017-9049
Remote:	Yes
Local:	No
Published:	May 19 2017 12:00AM
Updated:	Aug 23 2017 08:11AM
Credit:	Marcel Böhme
Vulnerable:	XMLSoft Libxml2 20904-GITv2.9.4-16-g Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64
Not Vulnerable:

libxml2 CVE-2017-9049 Heap Buffer Overflow Vulnerability

libxml2 is prone to a heap-based buffer-overflow vulnerability because it fails to perform adequate boundary checks on user-supplied input.

Attackers can exploit this issue to cause a denial-of-service condition or disclose sensitive information.

libxml2 CVE-2017-9049 Heap Buffer Overflow Vulnerability

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

libxml2 CVE-2017-9049 Heap Buffer Overflow Vulnerability

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

libxml2 CVE-2017-9049 Heap Buffer Overflow Vulnerability

References:

• Invalid writes and reads in libxml2 (Bohme)
  
• libxml2 Homepage (xmlsoft)
  
• Bug 1452556 - (CVE-2017-9049) CVE-2017-9049 libxml2: Heap-based buffer over-read (Redhat)
  
• CVE-2017-9049 (Redhat)