[wpe-webkit] WebKitGTK and WPE WebKit Security Advisory WSA-2019-0005

[Carlos Alberto Lopez Perez]

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WebKitGTK and WPE WebKit Security Advisory                 WSA-2019-0005
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Date reported           : October 29, 2019
Advisory ID             : WSA-2019-0005
WebKitGTK Advisory URL  : https://webkitgtk.org/security/WSA-2019-0005.html
WPE WebKit Advisory URL : https://wpewebkit.org/security/WSA-2019-0005.html
CVE identifiers         : CVE-2019-8625, CVE-2019-8674, CVE-2019-8707,
                          CVE-2019-8719, CVE-2019-8720, CVE-2019-8726,
                          CVE-2019-8733, CVE-2019-8735, CVE-2019-8763,
                          CVE-2019-8768, CVE-2019-8769, CVE-2019-8771.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

CVE-2019-8625
    Versions affected: WebKitGTK before 2.26.0 and WPE WebKit before
    2.26.0.
    Credit to Sergei Glazunov of Google Project Zero.
    Impact: Processing maliciously crafted web content may lead to
    universal cross site scripting. Description: A logic issue was
    addressed with improved state management.

CVE-2019-8674
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Sergei Glazunov of Google Project Zero.
    Impact: Processing maliciously crafted web content may lead to
    universal cross site scripting. Description: A logic issue was
    addressed with improved state management.

CVE-2019-8707
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to an anonymous researcher working with Trend Micro's Zero
    Day Initiative, cc working with Trend Micro 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-2019-8719
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Sergei Glazunov of Google Project Zero.
    Impact: Processing maliciously crafted web content may lead to
    universal cross site scripting. Description: A logic issue was
    addressed with improved state management.

CVE-2019-8720
    Versions affected: WebKitGTK before 2.26.0 and WPE WebKit before
    2.26.0.
    Credit to Wen Xu of SSLab at Georgia Tech.
    Impact: Processing maliciously crafted web content may lead to
    arbitrary code execution. Description: Multiple memory corruption
    issues were addressed with improved memory handling.

CVE-2019-8726
    Versions affected: WebKitGTK before 2.24.3 and WPE WebKit before
    2.24.3.
    Credit to Jihui Lu of Tencent KeenLab.
    Impact: Processing maliciously crafted web content may lead to
    arbitrary code execution. Description: Multiple memory corruption
    issues were addressed with improved memory handling.

CVE-2019-8733
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Sergei Glazunov of Google Project Zero.
    Impact: Processing maliciously crafted web content may lead to
    arbitrary code execution. Description: Multiple memory corruption
    issues were addressed with improved memory handling.

CVE-2019-8735
    Versions affected: WebKitGTK before 2.24.2 and WPE WebKit before
    2.24.2.
    Credit to G. Geshev working with Trend Micro 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-2019-8763
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Sergei Glazunov of Google Project Zero.
    Impact: Processing maliciously crafted web content may lead to
    arbitrary code execution. Description: Multiple memory corruption
    issues were addressed with improved memory handling.

CVE-2019-8768
    Versions affected: WebKitGTK before 2.24.0 and WPE WebKit before
    2.24.0.
    Credit to Hugo S. Diaz (coldpointblue).
    Impact: A user may be unable to delete browsing history items.
    Description: "Clear History and Website Data" did not clear the
    history. The issue was addressed with improved data deletion.

CVE-2019-8769
    Versions affected: WebKitGTK before 2.26.0 and WPE WebKit before
    2.26.0.
    Credit to Piérre Reimertz (@reimertz).
    Impact: Visiting a maliciously crafted website may reveal browsing
    history. Description: An issue existed in the drawing of web page
    elements. The issue was addressed with improved logic.

CVE-2019-8771
    Versions affected: WebKitGTK before 2.26.0 and WPE WebKit before
    2.26.0.
    Credit to Eliya Stein of Confiant.
    Impact: Maliciously crafted web content may violate iframe
    sandboxing policy. Description: This issue was addressed with
    improved iframe sandbox enforcement.


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,
October 29, 2019

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