Use-after-free during Table Editing — Mozilla

Security researcher Nils used the Address Sanitizer tool while fuzzing to discover a use-after-free problem in the table editing user interface of the editor during garbage collection. This leads to a potentially exploitable crash...

Use-after-free in event listeners — Mozilla

Security researchers Tyson Smith and Jesse Schwartzentruber of the BlackBerry Security Automated Analysis Team used the Address Sanitizer tool while fuzzing to discover a user-after-free when interacting with event listeners from the mListeners array. This leads to a potentially exploitable crash...

Segmentation violation when replacing ordered list elements — Mozilla

Security researchers Tyson Smith and Jesse Schwartzentruber of the BlackBerry Security Automated Analysis Team used the Address Sanitizer tool while fuzzing to discover a mechanism where inserting an ordered list into a document through script could lead to a potentially exploitable crash that ca...

Memory corruption in workers — Mozilla

Security researcher Nils used the Address Sanitizer tool while fuzzing to discover a memory corruption issue with the JavaScript engine when using workers with direct proxies. This results in a potentially exploitable crash...

Use-after-free in HTML document templates — Mozilla

Security researcher Abhishek Arya Inferno of the Google Chrome Security Team used the Address Sanitizer tool to discover a user-after-free when interacting with HTML document templates. This leads to a potentially exploitable crash...

Use-after-free when updating offline cache — Mozilla

Security researcher Byoungyoung Lee of Georgia Tech Information Security Center GTISC used the Address Sanitizer tool to discover a use-after-free during state change events while updating the offline cache. This leads to a potentially exploitable crash...

Use-after-free with select element — Mozilla

Security researcher Scott Bell used the Address Sanitizer tool to discover a use-after-free when using a element in a form after it has been destroyed. This could lead to a potentially exploitable crash...

Integer overflow in ANGLE library — Mozilla

Security researcher Alex Chapman reported that the Almost Native Graphics Layer Engine ANGLE library used by Mozilla is vulnerable to an integer overflow. This vulnerability is present because of insufficient bounds checking in the drawLineLoop function, which can be driven by web content to...

NativeKey continues handling key messages after widget is destroyed — Mozilla

Mozilla developer Masayuki Nakano discovered that the NativeKey widget continues handling key messages even when it is destroyed by dispatched event listeners. This could result in some key events being applied to other objects or plugins if the widget memory is reallocated to them, leading to a...

Calling scope for new Javascript objects can lead to memory corruption — Mozilla

Mozilla community member Ms2ger found a mechanism where a new Javascript object with a compartment is uninitialized could be entered through web content. When the scope for this object is called, it leads to a potentially exploitable crash...

Use-after-free in Animation Manager during stylesheet cloning — Mozilla

Security researcher Abhishek Arya Inferno of the Google Chrome Security Team used the Address Sanitizer tool to discover a use-after-free problem in the Animation Manager during the cloning of stylesheets. This can lead to a potentially exploitable crash...

Use after free mutating DOM during SetBody — Mozilla

Security researcher Nils used the Address Sanitizer to discover a use-after-free problem when the Document Object Model is modified during a SetBody mutation event. This causes a potentially exploitable crash...

PreserveWrapper has inconsistent behavior — Mozilla

Mozilla developer Boris Zbarsky found that when PreserveWrapper was used in cases where a wrapper is not set, the preserved-wrapper flag on the wrapper cache is cleared. This could potentially lead to an exploitable crash...

Out-of-bounds array read in CERT_DecodeCertPackage — Mozilla

Mozilla community member Ambroz Bizjak reported an out-of-bounds array read in the CERTDecodeCertPackage function of the Network Security Services NSS library when decoding a certificate. When this occurs, it will lead to memory corruption and a non-exploitable crash...

SuSE 10 Security Update : MozillaFirefox (ZYPP Patch Number 8426)

Mozilla Firefox was updated to the 10.0.12ESR release. - Mozilla developers identified and fixed several memory safety bugs in the browser engine used in Firefox and other Mozilla-based products. Some of these bugs showed evidence of memory corruption under certain circumstances, and we presume...

Buffer Overflow in Canvas — Mozilla

Security researcher miaubiz used the Address Sanitizer tool to discover a buffer overflow in Canvas when specific bad height and width values were given through HTML. This could lead to a potentially exploitable crash...

Memory corruption in XBL with XML bindings containing SVG — Mozilla

Security researcher Sviatoslav Chagaev reported that when using an XBL file containing multiple XML bindings with SVG content, a memory corruption can occur. In concern with remote XUL, this can lead to an exploitable crash...

Crash when combining SVG text on path with CSS — Mozilla

Security researcher Jonathan Stephens discovered that combining SVG text on a path with the setting of CSS properties could lead to a potentially exploitable crash...

Crash with invalid cast when using instanceof operator — Mozilla

Mozilla community member Ms2ger reported a crash due to an invalid cast when using the instanceof operator on certain types of JavaScript objects. This can lead to a potentially exploitable crash...

Graphite 2 memory corruption — Mozilla

Using the Address Sanitizer tool, Mozilla security researcher Christoph Diehl discovered two memory corruption issues involving the Graphite 2 library used in Mozilla products. Both of these issues can cause a potentially exploitable crash. These problems were fixed in the Graphite 2 library, whi...