Vulnerability CVE-2016-10087
Published: 2017-01-30   Modified: 2017-01-31

Description:
The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Libpng -> Libpng 

 References:
http://www.openwall.com/lists/oss-security/2016/12/29/2
http://www.openwall.com/lists/oss-security/2016/12/30/4
http://www.securityfocus.com/bid/95157
https://security.gentoo.org/glsa/201701-74
https://usn.ubuntu.com/3712-1/
https://usn.ubuntu.com/3712-2/
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