WebKitGTK

WebKitGTK+ Security Advisory WSA-2018-0003

• Date Reported: April 04, 2018

• Advisory ID: WSA-2018-0003

• CVE identifiers: CVE-2018-4101, CVE-2018-4113, CVE-2018-4114, CVE-2018-4117, CVE-2018-4118, CVE-2018-4119, CVE-2018-4120, CVE-2018-4122, CVE-2018-4125, CVE-2018-4127, CVE-2018-4128, CVE-2018-4129, CVE-2018-4133, CVE-2018-4146, CVE-2018-4161, CVE-2018-4162, CVE-2018-4163, CVE-2018-4165.

Several vulnerabilities were discovered in WebKitGTK+.

• CVE-2018-4101

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to Yuan Deng of Ant-financial Light-Year Security Lab.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2018-4113

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to OSS-Fuzz.
  • Impact: Unexpected interaction with indexing types causing an ASSERT failure. Description: An array indexing issue existed in the handling of a function in JavaScriptCore. This issue was addressed through improved checks.

• CVE-2018-4114

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to OSS-Fuzz.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2018-4117

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to an anonymous researcher.
  • Impact: A malicious website may exfiltrate data cross-origin. Description: A cross-origin issue existed with the fetch API. This was addressed through improved input validation.

• CVE-2018-4118

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to Jun Kokatsu (@shhnjk).
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2018-4119

  • Versions affected: WebKitGTK+ before 2.20.0.
  • 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 with improved memory handling.

• CVE-2018-4120

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to Hanming Zhang (@4shitak4) of Qihoo 360 Vulcan Team.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2018-4122

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to WanderingGlitch of 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 with improved memory handling.

• CVE-2018-4125

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to WanderingGlitch of 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 with improved memory handling.

• CVE-2018-4127

  • Versions affected: WebKitGTK+ before 2.20.0.
  • 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 with improved memory handling.

• CVE-2018-4128

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to Zach Markley.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

• CVE-2018-4129

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to likemeng of 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 with improved memory handling.

• CVE-2018-4133

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to Anton Lopanitsyn of Wallarm, Linus Särud of Detectify (detectify.com), Yuji Tounai of NTT Communications Corporation.
  • Impact: Visiting a maliciously crafted website may lead to a cross- site scripting attack. Description: A cross-site scripting issue existed in WebKit. This issue was addressed with improved URL validation.

• CVE-2018-4146

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to OSS-Fuzz.
  • Impact: Processing maliciously crafted web content may lead to a denial of service. Description: A memory corruption issue was addressed through improved input validation.

• CVE-2018-4161

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to WanderingGlitch of 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 with improved memory handling.

• CVE-2018-4162

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to WanderingGlitch of 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 with improved memory handling.

• CVE-2018-4163

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to WanderingGlitch of 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 with improved memory handling.

• CVE-2018-4165

  • Versions affected: WebKitGTK+ before 2.20.0.
  • Credit to Hanming Zhang (@4shitak4) of Qihoo 360 Vulcan Team.
  • Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Description: Multiple memory corruption issues were addressed with improved memory handling.

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

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