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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --BTyWSucG466Z3lXrTNdRWVohVgNDit1Q4 Content-Type: multipart/mixed; boundary="xeC1NN9CESWsdHweEeQ03ZQTtaxHqDmJT"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <27755258-763e-1cb1-264d-254b79ad6c95@canonical.com> Subject: [USN-4130-1] WebKitGTK+ vulnerabilities
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========================================================================== Ubuntu Security Notice USN-4130-1 September 11, 2019
webkit2gtk vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04 - Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in WebKitGTK+.
Software Description: - webkit2gtk: Web content engine library for GTK+
Details:
A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 19.04: libjavascriptcoregtk-4.0-18 2.24.4-0ubuntu0.19.04.1 libwebkit2gtk-4.0-37 2.24.4-0ubuntu0.19.04.1
Ubuntu 18.04 LTS: libjavascriptcoregtk-4.0-18 2.24.4-0ubuntu0.18.04.1 libwebkit2gtk-4.0-37 2.24.4-0ubuntu0.18.04.1
This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to restart any applications that use WebKitGTK+, such as Epiphany, to make all the necessary changes.
References: https://usn.ubuntu.com/4130-1 CVE-2019-8644, CVE-2019-8649, CVE-2019-8658, CVE-2019-8666, CVE-2019-8669, CVE-2019-8673, CVE-2019-8676, CVE-2019-8678, CVE-2019-8680, CVE-2019-8681, CVE-2019-8683, CVE-2019-8684, CVE-2019-8687, CVE-2019-8688, CVE-2019-8689, CVE-2019-8690
Package Information: https://launchpad.net/ubuntu/+source/webkit2gtk/2.24.4-0ubuntu0.19.04.1 https://launchpad.net/ubuntu/+source/webkit2gtk/2.24.4-0ubuntu0.18.04.1
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