USN-2743-1

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USN-2743-1

Summary: firefox vulnerabilities

Details: Andrew Osmond, Olli Pettay, Andrew Sutherland, Christian Holler, David Major, Andrew McCreight, Cameron McCormack, Bob Clary and Randell Jesup discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2015-4500, CVE-2015-4501) André Bargull discovered that when a web page creates a scripted proxy for the window with a handler defined a certain way, a reference to the inner window will be passed, rather than that of the outer window. (CVE-2015-4502) Felix Gröbert discovered an out-of-bounds read in the QCMS color management library in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or obtain sensitive information. (CVE-2015-4504) Khalil Zhani discovered a buffer overflow when parsing VP9 content in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2015-4506) Spandan Veggalam discovered a crash while using the debugger API in some circumstances. If a user were tricked in to opening a specially crafted website whilst using the debugger, an attacker could potentially exploit this to execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2015-4507) Juho Nurminen discovered that the URL bar could display the wrong URL in reader mode in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to conduct URL spoofing attacks. (CVE-2015-4508) A use-after-free was discovered when manipulating HTML media content in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2015-4509) Looben Yang discovered a use-after-free when using a shared worker with IndexedDB in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2015-4510) Francisco Alonso discovered an out-of-bounds read during 2D canvas rendering in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to obtain sensitive information. (CVE-2015-4512) Jeff Walden discovered that changes could be made to immutable properties in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to execute arbitrary script in a privileged scope. (CVE-2015-4516) Ronald Crane reported multiple vulnerabilities. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2015-4517, CVE-2015-4521, CVE-2015-4522, CVE-2015-7174, CVE-2015-7175, CVE-2015-7176, CVE-2015-7177, CVE-2015-7180) Mario Gomes discovered that dragging and dropping an image after a redirect exposes the redirected URL to scripts. An attacker could potentially exploit this to obtain sensitive information. (CVE-2015-4519) Ehsan Akhgari discovered 2 issues with CORS preflight requests. An attacker could potentially exploit these to bypass CORS restrictions. (CVE-2015-4520)

References: https://ubuntu.com/security/notices/USN-2743-1, https://ubuntu.com/security/CVE-2015-4500, https://ubuntu.com/security/CVE-2015-4501, https://ubuntu.com/security/CVE-2015-4502, https://ubuntu.com/security/CVE-2015-4504, https://ubuntu.com/security/CVE-2015-4506, https://ubuntu.com/security/CVE-2015-4507, https://ubuntu.com/security/CVE-2015-4508, https://ubuntu.com/security/CVE-2015-4509, https://ubuntu.com/security/CVE-2015-4510, https://ubuntu.com/security/CVE-2015-4512, https://ubuntu.com/security/CVE-2015-4516, https://ubuntu.com/security/CVE-2015-4517, https://ubuntu.com/security/CVE-2015-4519, https://ubuntu.com/security/CVE-2015-4520, https://ubuntu.com/security/CVE-2015-4521, https://ubuntu.com/security/CVE-2015-4522, https://ubuntu.com/security/CVE-2015-7174, https://ubuntu.com/security/CVE-2015-7175, https://ubuntu.com/security/CVE-2015-7176, https://ubuntu.com/security/CVE-2015-7177, https://ubuntu.com/security/CVE-2015-7180