Issue

• How do we resolve vulnerability problems reported with CVE-2015-7981, CVE-2015-8126?

• CVE-2015-7981
  https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-7981

Overview

The png_convert_to_rfc1123 function in png.c in libpng 1.0.x before 1.0.64, 1.2.x before 1.2.54, and 1.4.x before 1.4.17 allows remote attackers to obtain sensitive process memory information via crafted tIME chunk data in an image file, which triggers an out-of-bounds read.

• CVE-2015-8126
  https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8126

Overview

Multiple buffer overflows in the (1) png_set_PLTE and (2) png_get_PLTE functions in libpng before 1.0.64, 1.1.x and 1.2.x before 1.2.54, 1.3.x and 1.4.x before 1.4.17, 1.5.x before 1.5.24, and 1.6.x before 1.6.19 allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a small bit-depth value in an IHDR (aka image header) chunk in a PNG image.