FreeType Compact Font Format (CFF) Multiple Stack Based Buffer Overflow Vulnerabilities

Publish date: July 21, 2015
  Severity: CRITICAL
  Advisory Date: JUL 21, 2015

  DESCRIPTION

Multiple stack-based buffer overflows in the cff_decoder_parse_charstrings function in the CFF Type2 CharStrings interpreter in cff/cffgload.c in FreeType before 2.4.2, as used in Apple iOS before 4.0.2 on the iPhone and iPod touch and before 3.2.2 on the iPad, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted CFF opcodes in embedded fonts in a PDF document, as demonstrated by JailbreakMe. NOTE: some of these details are obtained from third party information.

  TREND MICRO PROTECTION INFORMATION

Apply associated Trend Micro DPI Rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1004437

  AFFECTED SOFTWARE AND VERSION

  • adobe reader
  • apple iphone_os 1.0.0
  • apple iphone_os 1.0.1
  • apple iphone_os 1.0.2
  • apple iphone_os 1.1.0
  • apple iphone_os 1.1.1
  • apple iphone_os 1.1.2
  • apple iphone_os 1.1.3
  • apple iphone_os 1.1.4
  • apple iphone_os 1.1.5
  • apple iphone_os 2.0
  • apple iphone_os 2.0.0
  • apple iphone_os 2.0.1
  • apple iphone_os 2.0.2
  • apple iphone_os 2.1
  • apple iphone_os 2.1.1
  • apple iphone_os 2.2
  • apple iphone_os 2.2.1
  • apple iphone_os 3.0
  • apple iphone_os 3.0.1
  • apple iphone_os 3.1
  • apple iphone_os 3.1.2
  • apple iphone_os 3.1.3
  • apple iphone_os 3.2
  • apple iphone_os 3.2.1
  • apple iphone_os 4.0
  • apple iphone_os 4.0.1

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