- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202004-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Qt WebEngine: Arbitrary code execution Date: April 01, 2020 Bugs: #699328 ID: 202004-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A heap use-after-free flaw in Qt WebEngine at worst might allow an attacker to execute arbitrary code. Background ========== Library for rendering dynamic web content in Qt5 C++ and QML applications. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-qt/qtwebengine < 5.14.1 >= 5.14.1 Description =========== A use-after-free vulnerability has been found in the audio component of Qt WebEngine. Impact ====== A remote attacker could entice a user to open a specially crafted media file in an application linked against Qt WebEngine, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition. Workaround ========== There is no known workaround at this time. Resolution ========== All Qt WebEngine users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-qt/qtwebengine-5.14.1" References ========== [ 1 ] CVE-2019-13720 https://nvd.nist.gov/vuln/detail/CVE-2019-13720 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202004-04 Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5