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WebKitGTK and WPE WebKit Security Advisory                 WSA-2019-0004
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Date reported           : August 29, 2019
Advisory ID             : WSA-2019-0004
WebKitGTK Advisory URL  : https://webkitgtk.org/security/WSA-2019-0004.html
WPE WebKit Advisory URL : https://wpewebkit.org/security/WSA-2019-0004.html
CVE identifiers         : CVE-2019-8644, CVE-2019-8649, CVE-2019-8658,
                          CVE-2019-8666, CVE-2019-8669, CVE-2019-8671,
                          CVE-2019-8672, CVE-2019-8673, CVE-2019-8676,
                          CVE-2019-8677, CVE-2019-8678, CVE-2019-8679,
                          CVE-2019-8680, CVE-2019-8681, CVE-2019-8683,
                          CVE-2019-8684, CVE-2019-8686, CVE-2019-8687,
                          CVE-2019-8688, CVE-2019-8689, CVE-2019-8690.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

CVE-2019-8644
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to G. Geshev 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-2019-8649
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Sergei Glazunov of Google Project Zero.
    Processing maliciously crafted web content may lead to universal
    cross site scripting. A logic issue existed in the handling of
    synchronous page loads. This issue was addressed with improved state
    management.

CVE-2019-8658
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to akayn working with Trend Micro's Zero Day Initiative.
    Processing maliciously crafted web content may lead to universal
    cross site scripting. A logic issue was addressed with improved
    state management.

CVE-2019-8666
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to Zongming Wang (王宗明) and Zhe Jin (金哲) from Chengdu Security
    Response Center of Qihoo 360 Technology Co. Ltd.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8669
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to akayn 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-2019-8671
    Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
    Credit to Apple.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8672
    Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
    Credit to Samuel Groß 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-2019-8673
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to Soyeon Park and Wen Xu of SSLab at Georgia Tech.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8676
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to Soyeon Park and Wen Xu of SSLab at Georgia Tech.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8677
    Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
    Credit to Jihui Lu of Tencent KeenLab.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8678
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to an anonymous researcher, Anthony Lai (@darkfloyd1014) of
    Knownsec, Ken Wong (@wwkenwong) of VXRL, Jeonghoon Shin (@singi21a)
    of Theori, Johnny Yu (@straight_blast) of VX Browser Exploitation
    Group, Chris Chan (@dr4g0nfl4me) of VX Browser Exploitation Group,
    Phil Mok (@shadyhamsters) of VX Browser Exploitation Group, Alan Ho
    (@alan_h0) of Knownsec, Byron Wai of VX Browser Exploitation.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8679
    Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
    Credit to Jihui Lu of Tencent KeenLab.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8680
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Jihui Lu of Tencent KeenLab.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8681
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to G. Geshev working with Trend Micro 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-2019-8683
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to lokihardt 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-2019-8684
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to lokihardt 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-2019-8686
    Versions affected: WebKitGTK and WPE WebKit before 2.24.2.
    Credit to G. Geshev 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-2019-8687
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to Apple.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8688
    Versions affected: WebKitGTK before 2.24.4 and WPE WebKit before
    2.24.3.
    Credit to Insu Yun of SSLab at Georgia Tech.
    Processing maliciously crafted web content may lead to arbitrary
    code execution. Multiple memory corruption issues were addressed
    with improved memory handling.

CVE-2019-8689
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to lokihardt 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-2019-8690
    Versions affected: WebKitGTK and WPE WebKit before 2.24.3.
    Credit to Sergei Glazunov of Google Project Zero.
    Processing maliciously crafted web content may lead to universal
    cross site scripting. A logic issue existed in the handling of
    document loads. This issue was addressed with improved state
    management.


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,
August 29, 2019