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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2961 WebKitGTK+ and WPE WebKit Security Advisory 2 October 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: WebKitGTK+ WPE WebKit Publisher: WebKit Operating System: Linux variants OS X Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Cross-site Scripting -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2018-4361 CVE-2018-4359 CVE-2018-4358 CVE-2018-4328 CVE-2018-4323 CVE-2018-4319 CVE-2018-4318 CVE-2018-4317 CVE-2018-4316 CVE-2018-4315 CVE-2018-4314 CVE-2018-4312 CVE-2018-4311 CVE-2018-4309 CVE-2018-4306 CVE-2018-4299 CVE-2018-4213 CVE-2018-4212 CVE-2018-4210 CVE-2018-4209 CVE-2018-4208 CVE-2018-4207 CVE-2018-4197 CVE-2018-4191 Reference: ESB-2018.2862 ESB-2018.2861 ESB-2018.2860 ESB-2018.2859 ESB-2018.2858 Original Bulletin: https://webkitgtk.org/security/WSA-2018-0007.html - --------------------------BEGIN INCLUDED TEXT-------------------- - ----------------------------------------------------------------------- WebKitGTK+ and WPE WebKit Security Advisory WSA-2018-0007 - ------------------------------------------------------------------------ Date reported : September 26, 2018 Advisory ID : WSA-2018-0007 WebKitGTK+ Advisory URL : https://webkitgtk.org/security/WSA-2018-0007.html WPE WebKit Advisory URL : https://wpewebkit.org/security/WSA-2018-0007.html CVE identifiers : CVE-2018-4207, CVE-2018-4208, CVE-2018-4209, CVE-2018-4210, CVE-2018-4212, CVE-2018-4213, CVE-2018-4191, CVE-2018-4197, CVE-2018-4299, CVE-2018-4306, CVE-2018-4309, CVE-2018-4311, CVE-2018-4312, CVE-2018-4314, CVE-2018-4315, CVE-2018-4316, CVE-2018-4317, CVE-2018-4318, CVE-2018-4319, CVE-2018-4323, CVE-2018-4328, CVE-2018-4358, CVE-2018-4359, CVE-2018-4361. Several vulnerabilities were discovered in WebKitGTK+ and WPE WebKit. CVE-2018-4207 Versions affected: WebKitGTK+ before 2.20.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks. CVE-2018-4208 Versions affected: WebKitGTK+ before 2.20.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks. CVE-2018-4209 Versions affected: WebKitGTK+ before 2.20.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks. CVE-2018-4210 Versions affected: WebKitGTK+ before 2.20.0. Credit to Google OSS-Fuzz. Unexpected interaction with indexing types caused a failure. An array indexing issue existed in the handling of a function in JavaScriptCore. This issue was addressed with improved checks. CVE-2018-4212 Versions affected: WebKitGTK+ before 2.20.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks. CVE-2018-4213 Versions affected: WebKitGTK+ before 2.20.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks. CVE-2018-4191 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. A memory corruption issue was addressed with improved validation. CVE-2018-4197 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4299 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Samuel Gro=CE=B2 (saelo) working with Trend Micro's Zero Day Initiative. Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4306 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4309 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to an anonymous researcher working with Trend Micro's Zero Day Initiative. A malicious website may be able to execute scripts in the context of another website. A cross-site scripting issue existed in WebKit. This issue was addressed with improved URL validation. CVE-2018-4311 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Erling Alf Ellingsen (@steike). Cross-origin SecurityErrors includes the accessed frame's origin. The issue was addressed by removing origin information. CVE-2018-4312 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4314 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4315 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4316 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to crixer, Hanming Zhang (@4shitak4) of Qihoo 360 Vulcan Team. Processing maliciously crafted web content may lead to arbitrary code execution. A memory corruption issue was addressed with improved state management. CVE-2018-4317 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4318 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. A use after free issue was addressed with improved memory management. CVE-2018-4319 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to John Pettitt of Google. A malicious website may cause unexepected cross-origin behavior. A cross-origin issue existed with iframe elements. This was addressed with improved tracking of security origins. CVE-2018-4323 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4328 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Ivan Fratric of Google Project Zero. Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4358 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to @phoenhex team (@bkth_ @5aelo @_niklasb) working with Trend Micro's Zero Day Initiative. Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4359 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Samuel Gro=C3=9F (@5aelo). Processing maliciously crafted web content may lead to arbitrary code execution. Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4361 Versions affected: WebKitGTK+ and WPE WebKit before 2.22.0. Credit to Google OSS-Fuzz. Unexpected interaction causes an ASSERT failure. A memory corruption issue was addressed with improved memory handling. We recommend updating to the latest stable versions of WebKitGTK+ and WPE WebKit. It is the best way to ensure that you are running safe versions of WebKit. Please check our websites for information about the latest stable releases. Further information about WebKitGTK+ and WPE WebKit security advisories can be found at: https://webkitgtk.org/security.html or https://wpewebkit.org/security/. The WebKitGTK+ and WPE WebKit team, September 26, 2018 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. 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