CVE-2017-7753 Ubuntu Security Notification for Firefox Vulnerabilities (USN-3391-1)

Multiple security issues were discovered in Firefox.

If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting (XSS) attacks, bypass sandbox restrictions, obtain sensitive information, spoof the origin of modal alerts, bypass same origin restrictions, read uninitialized memory, cause a denial of service via program crash or hang, or execute arbitrary code. (CVE-2017-7753, CVE-2017-7779, CVE-2017-7780, CVE-2017-7781, CVE-2017-7783, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7788, CVE-2017-7789, CVE-2017-7791, CVE-2017-7792, CVE-2017-7794, CVE-2017-7797, CVE-2017-7798, CVE-2017-7799, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7806, CVE-2017-7807, CVE-2017-7808, CVE-2017-7809)

Refer to Ubuntu advisory USN-3391-1 for affected packages and patching details, or update with your package manager.

Patch:
Following are links for downloading patches to fix the vulnerabilities:

USN-3391-1: 14.04 (Kylin) on src (firefox)

USN-3391-1: 17.04 (zesty) on src (firefox)

USN-3391-1: 16.04 (Xenial) on src (firefox)