Ubuntu Security Notice USN-2505-1

Ubuntu Security Notice 2505-1 – Matthew Noorenberghe discovered that whitelisted Mozilla domains could make UITour API calls from background tabs. If one of these domains were compromised and open in a background tab, an attacker could potentially exploit this to conduct clickjacking attacks. Jan de Mooij discovered an issue that affects content using the Caja Compiler. If web content loads specially crafted code, this could be used to bypass sandboxing security measures provided by Caja. Various other issues were also addressed.

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