Ubuntu Security Notice 2920-1 - It was discovered that the ContainerNode::parserRemoveChild function in Blink mishandled widget updates in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to bypass same-origin restrictions. It was discovered that the PPB_Flash_MessageLoop_Impl::InternalRun function in Chromium mishandled nested message loops. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to bypass same-origin restrictions. Various other issues were also addressed.
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Debian Linux Security Advisory 3507-1 - Several vulnerabilities have been discovered in the chromium web browser.
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Red Hat Security Advisory 2016-0359-01 - Chromium is an open-source web browser, powered by WebKit. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Chromium to crash, execute arbitrary code, or disclose sensitive information when visited by the victim. All Chromium users should upgrade to these updated packages, which contain Chromium version 49.0.2623.75, which corrects these issues. After installing the update, Chromium must be restarted for the changes to take effect.
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