Vulnerabilities

Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354 issue in Flex.

An out-of-bounds read while processing SVG content in "ConvolvePixel".

During DOM manipulations of the accessibility tree through script, the DOM tree can become out of sync with the accessibility tree, leading to memory corruption and a potentially exploitable crash.

A flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not correctly carry bits over.

A use-after-free vulnerability in frame selection triggered by a combination of malicious script content and key presses by a user.

A buffer overflow in WebGL triggerable by web content, resulting in a potentially exploitable crash.

An out-of-bounds read during the processing of glyph widths during text layout.

An out-of-bounds read when an HTTP/2 connection to a servers sends "DATA" frames with incorrect data content.

A vulnerability while parsing "application/http-index-format" format content where uninitialized values are used to create an array.

A buffer overflow vulnerability while parsing "application/http-index-format" format content when the header contains improperly formatted data.

An out-of-bounds write vulnerability while decoding improperly formed BinHex format archives.

A use-after-free vulnerability during changes in style when manipulating DOM elements.

A use-after-free vulnerability when holding a selection during scroll events.

A use-after-free vulnerability during XSLT processing due to a failure to propagate error conditions during matching while evaluating context, leading to objects being used when they no longer exist.

A use-after-free vulnerability during XSLT processing due to poor handling of template parameters.

A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during handling.

An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font.

A use-after-free vulnerability occurs during transaction processing in the editor during design mode interactions.

A use-after-free vulnerability occurs when redirecting focus handling which results in a potentially exploitable crash.

A use-after-free vulnerability in SMIL animation functions occurs when pointers to animation elements in an array are dropped from the animation controller while still in use.

A use-after-free vulnerability occurs during certain text input selection resulting in a potentially exploitable crash.

Memory safety bugs were reported in Firefox 52, Firefox ESR 45.8, Firefox ESR 52, and Thunderbird 52.