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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4268 USN-4181-1: WebKitGTK+ vulnerabilities 14 November 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: WebKitGTK+ Publisher: Ubuntu Operating System: Ubuntu 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-2019-8814 CVE-2019-8812 Reference: ESB-2019.4233 ESB-2019.4013 ESB-2019.4012 ESB-2019.4011 ESB-2019.4009 Original Bulletin: https://usn.ubuntu.com/4181-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4181-1: WebKitGTK+ vulnerabilities 12 November 2019 webkit2gtk vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.10 o Ubuntu 19.04 o Ubuntu 18.04 LTS Summary Several security issues were fixed in WebKitGTK+. Software Description o 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 19.10 libjavascriptcoregtk-4.0-18 - 2.26.2-0ubuntu0.19.10.1 libwebkit2gtk-4.0-37 - 2.26.2-0ubuntu0.19.10.1 Ubuntu 19.04 libjavascriptcoregtk-4.0-18 - 2.26.2-0ubuntu0.19.04.1 libwebkit2gtk-4.0-37 - 2.26.2-0ubuntu0.19.04.1 Ubuntu 18.04 LTS libjavascriptcoregtk-4.0-18 - 2.26.2-0ubuntu0.18.04.1 libwebkit2gtk-4.0-37 - 2.26.2-0ubuntu0.18.04.1 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . 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 o CVE-2019-8812 o CVE-2019-8814 - --------------------------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. 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Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXcy0CGaOgq3Tt24GAQh4WA/+IDVHy+skptIUcwM6oICUaz5ZCnhhDhMO 1MCLqP6718uIbxXh/wBG4GJ5kUZknH38JisPfWvpTC4KqZJ5AMZ0e/Ym2f1G9Qys 9vmZqs808O4SJPmS1AUMkoRLqvrIYi7qxRL+CvJtLpqQtLVE5ypdgXI4dXmp2ya+ BdiH+Vfe6QWWvvvIemP5mTbDGkyC3rfgOJ0c3y2NaVMD6umHU24m++k2rtU9lb8t vkEEYUdBs5YlHm42kEIzKrymyf3gcdKD7C1tyen26hz4+O1fzJLMOGlG5KhmMV27 J9KeU91KJpW7pL5TSp5bosBgfMePu2TIqYLTNDrkmGtgvxBH4D1pQj8BtaGpm13M gcpVzKEgpfl86hrkXo1RUkuFMGgooElRm5qDPKBYqnpHs4rxcsje8fKJbNbypGa9 Tz7AoQae2dnbGoW7+ci9838y8thCA6UP8KqpifeAwb+s+b7FRKK6Z8tMH9g5ZhkW 2bqBiupTRbrtTKfI76lSLhc4I/eHGq+mlom63GIEC1RSbdf3e9Ht5rMFlON7LBun NQI/0544GzlX5yuiUsNprXTtW4ZPusjvloWiOPOxWJDm2zew5m7UMLbcmgqByesm srrH8ZXf0lnpwdHPPRnZCW/e8/Ibt/lk+VBNkgXAgJ3vLyInwCiDMVPD3PHTW+7l 9cTtxxiUeRA= =oWvd -----END PGP SIGNATURE-----