WebKitGTK+ Security Advisory WSA-2017-0001

• Date Reported: January 17, 2017

• Advisory ID: WSA-2017-0001

• CVE identifiers: CVE-2016-4692, CVE-2016-4743, CVE-2016-7586, CVE-2016-7587, CVE-2016-7589, CVE-2016-7592, CVE-2016-7598, CVE-2016-7599, CVE-2016-7610, CVE-2016-7611, CVE-2016-7623, CVE-2016-7632, CVE-2016-7635, CVE-2016-7639, CVE-2016-7640, CVE-2016-7641, CVE-2016-7642, CVE-2016-7645, CVE-2016-7646, CVE-2016-7648, CVE-2016-7649, CVE-2016-7652, CVE-2016-7654, CVE-2016-7656.

Several vulnerabilities were discovered in WebKitGTK+.

• CVE-2016-4692
  • Versions affected: WebKitGTK+ before 2.14.1.
  • Credit to Apple.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved memory handling.
• CVE-2016-4743
  • Versions affected: WebKitGTK+ before 2.14.0.
  • Credit to Alan Cutter.
  • Impact: Processing maliciously crafted web content may result in the disclosure of process memory. Description: A memory corruption issue was addressed through improved input validation.
• CVE-2016-7586
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Boris Zbarsky.
  • Impact: Processing maliciously crafted web content may result in the disclosure of user information. Description: A validation issue was addressed through improved state management.
• CVE-2016-7587
  • Versions affected: WebKitGTK+ before 2.14.0.
  • Credit to Adam Klein.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7589
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Apple.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: A memory corruption issue was addressed through improved state management.
• CVE-2016-7592
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to xisigr of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may compromise user information. Description: An issue existed in handling of JavaScript prompts. This was addressed through improved state management.
• CVE-2016-7598
  • Versions affected: WebKitGTK+ before 2.14.0.
  • Credit to Samuel Groß.
  • Impact: Processing maliciously crafted web content may result in the disclosure of process memory. Description: An uninitialized memory access issue was addressed through improved memory initialization.
• CVE-2016-7599
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Muneaki Nishimura (nishimunea) of Recruit Technologies Co., Ltd.
  • Impact: Processing maliciously crafted web content may result in the disclosure of user information. Description: An issue existed in the handling of HTTP redirects. This issue was addressed through improved cross origin validation.
• CVE-2016-7610
  • Versions affected: WebKitGTK+ before 2.14.1.
  • Credit to Zheng Huang of the Baidu Security Lab working with Trend Micro’s Zero Day Initiative.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7611
  • Versions affected: WebKitGTK+ before 2.14.2.
  • Credit to an anonymous researcher working with Trend Micro’s Zero Day Initiative.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7623
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to xisigr of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Visiting a maliciously crafted website may compromise user information. Description: An issue existed in the handling of blob URLs. This issue was addressed through improved URL handling.
• CVE-2016-7632
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Jeonghoon Shin.
  • Impact: Visiting a maliciously crafted webpage may lead to an unexpected application termination or arbitrary code execution. Description: A memory corruption issue was addressed through improved state management.
• CVE-2016-7635
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Apple.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved memory handling.
• CVE-2016-7639
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Tongbo Luo of Palo Alto Networks.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7640
  • Versions affected: WebKitGTK+ before 2.14.2.
  • Credit to Kai Kang of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7641
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Kai Kang of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7642
  • Versions affected: WebKitGTK+ before 2.14.2.
  • Credit to Tongbo Luo of Palo Alto Networks.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7645
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Kai Kang of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7646
  • Versions affected: WebKitGTK+ before 2.14.2.
  • Credit to Kai Kang of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7648
  • Versions affected: WebKitGTK+ before 2.14.2.
  • Credit to Kai Kang of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7649
  • Versions affected: WebKitGTK+ before 2.14.2.
  • Credit to Kai Kang of Tencent’s Xuanwu Lab (tencent.com).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7652
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Apple.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved memory handling.
• CVE-2016-7654
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Keen Lab working with Trend Micro’s Zero Day Initiative.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed through improved state management.
• CVE-2016-7656
  • Versions affected: WebKitGTK+ before 2.14.3.
  • Credit to Keen Lab working with Trend Micro’s Zero Day Initiative.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: A memory corruption issue was addressed through improved state management.

We recommend updating to the last stable version of WebKitGTK+. It is the best way of ensuring that you are running a safe version of WebKitGTK+. Please check our website for information about the last stable releases.

Further information about WebKitGTK+ Security Advisories can be found at: https://webkitgtk.org/security.html