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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.1377 WebKitGTK+ vulnerabilities 31 May 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: webkit2gtk 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: Mitigation CVE Names: CVE-2017-2539 CVE-2017-2510 CVE-2017-2496 Reference: ESB-2017.1230 ESB-2017.1226 Original Bulletin: http://www.ubuntu.com/usn/usn-3303-1 - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3303-1 May 30, 2017 webkit2gtk vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 17.04 - - Ubuntu 16.10 - - Ubuntu 16.04 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 17.04: libjavascriptcoregtk-4.0-18 2.16.3-0ubuntu0.17.04.1 libwebkit2gtk-4.0-37 2.16.3-0ubuntu0.17.04.1 Ubuntu 16.10: libjavascriptcoregtk-4.0-18 2.16.3-0ubuntu0.16.10.1 libwebkit2gtk-4.0-37 2.16.3-0ubuntu0.16.10.1 Ubuntu 16.04 LTS: libjavascriptcoregtk-4.0-18 2.16.3-0ubuntu0.16.04.1 libwebkit2gtk-4.0-37 2.16.3-0ubuntu0.16.04.1 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://www.ubuntu.com/usn/usn-3303-1 CVE-2017-2496, CVE-2017-2510, CVE-2017-2539 Package Information: https://launchpad.net/ubuntu/+source/webkit2gtk/2.16.3-0ubuntu0.17.04.1 https://launchpad.net/ubuntu/+source/webkit2gtk/2.16.3-0ubuntu0.16.10.1 https://launchpad.net/ubuntu/+source/webkit2gtk/2.16.3-0ubuntu0.16.04.1 - --------------------------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. 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If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBWS5lXYx+lLeg9Ub1AQhfpBAAqjq+iFE7mHobVUfqZ/P9qCd/V2cBn5E3 zKXBLEuR/lEyp3AXr25TUIv63NXsiNvRtyJcHXmDKiv+l9fLsNuqo6OseHifYzuj ce1Mo+8yRFZ+j4iUzPsx8gobmJOYsUREiukltjzrfT2ACIqlrFtA9THUn4mUlg5/ KRoGrbQI4PVlJjgbu1vPYf787waUYAmN2zrNXPxtLH4+0Pu3Z+5rD5QKBexfNQmA neSA65jtociP+Z6nrXCDMNAxBV+K91btveFKWJ5hm3HV2zEy+P+L5lK4RjDLdSrN s1P23TwyatOQV3RsVUQ6jLrNDBKZz19R6nEXGcZOex0kSHJFLXIkbTBswhnKmYwc a5PnxIkB0EfHqGEutR1nvmXHVFjMDusWWrCYDIxcvcJHfQT6Ba7zCaIYRVGoloJn AS/ePp6xhh5MiAnWurwPwgjJpmt6OGxh2aIWALf0Jc1AgxX8kMjWOJ5RZuHiNVdQ BGefaqeLSdae8k8BhwtOtjVEIZAjjwZW8+F9su33q85rCBw9pvk3kDUmEWb79KEm fKTshGsRnQX6me5uwKkQHS/Crj5hLZh2W3WTHMc8A1RI96pAk/5Zg2ox9B9vh4u9 qrRljUD+PeauDbP8OjxKvTpnGeXvHnvxpKnT8jB1/3wtsJu9+iZRozWFl29jjr6X De9gb0Dv3Ik= =W9vW -----END PGP SIGNATURE-----