An out-of-bounds read during the processing of glyph widths during text layout. This results in a potentially exploitable crash and could allow an at…
An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Ge…
A buffer overflow vulnerability while parsing "application/http-index-format" format content when the header contains improperly formatted data. This…
A vulnerability while parsing "application/http-index-format" format content where uninitialized values are used to create an array. This could allow…
A use-after-free vulnerability occurs during certain text input selection resulting in a potentially exploitable crash. This vulnerability affects Th…
A use-after-free vulnerability in SMIL animation functions occurs when pointers to animation elements in an array are dropped from the animation cont…
A use-after-free vulnerability occurs during transaction processing in the editor during design mode interactions. This results in a potentially expl…
A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during handling. This results in a pote…
A use-after-free vulnerability during XSLT processing due to poor handling of template parameters. This results in a potentially exploitable crash. T…
A use-after-free vulnerability during XSLT processing due to a failure to propagate error conditions during matching while evaluating context, leadin…
An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font. This results in a potentially exploitable crash.…
A crash triggerable by web content in which an "ErrorResult" references unassigned memory due to a logic error. The resulting crash may be exploitabl…
A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working with fonts. T…
A use-after-free error can occur when manipulating ranges in selections with one node inside a native anonymous tree and one node outside of it. This…
Memory corruption resulting in a potentially exploitable crash during garbage collection of JavaScript due errors in how incremental sweeping is mana…
Using SVG filters that don't use the fixed point math implementation on a target iframe, a malicious page can extract pixel values from a targeted us…
Certain response codes in FTP connections can result in the use of uninitialized values for ports in FTP operations. This vulnerability affects Firef…
Video files loaded video captions cross-origin without checking for the presence of CORS headers permitting such cross-origin use, leading to potenti…
A potential use-after-free found through fuzzing during DOM manipulation of SVG content. This vulnerability affects Thunderbird < 45.7, Firefox ESR <…
The JSON viewer in the Developer Tools uses insecure methods to create a communication channel for copying and viewing JSON or HTTP headers data, all…
A use-after-free vulnerability in the Media Decoder when working with media files when some events are fired after the media elements are freed from …
Memory safety bugs were reported in Thunderbird 45.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort …
WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data discl…
URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing…
Use-after-free resulting in potentially exploitable crash when manipulating DOM subtrees in the Editor. This vulnerability affects Firefox < 50.1, Fi…
Use-after-free while manipulating DOM events and removing audio elements due to errors in the handling of node adoption. This vulnerability affects F…
Use-after-free while manipulating XSL in XSLT documents. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
External resources that should be blocked when loaded by SVG images can bypass security restrictions through the use of "data:" URLs. This could allo…
Hashed codes of JavaScript objects are shared between pages. This allows for pointer leaks because an object's address can be discovered through hash…
Memory safety bugs were reported in Thunderbird 45.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort …