WebAssembly Changes Could Ruin Meltdown/Spectre Browser Patches

Upcoming changes to the WebAssembly Wasm format may defang the browser patches for infamous side-channel attacks Meltdown and Spectre. Wasm was invented to improve execution speed for porting desktop applications to web-based environments; programs are compiled in Wasm and then can easily be run ...

CVE-2018-5093

A heap buffer overflow vulnerability may occur in WebAssembly during Memory/Table resizing, resulting in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5094

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5093

A heap buffer overflow vulnerability may occur in WebAssembly during Memory/Table resizing, resulting in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5094

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox 58...

Heap overflow

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox 58...

Heap overflow

A heap buffer overflow vulnerability may occur in WebAssembly during Memory/Table resizing, resulting in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5094

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5093

A heap buffer overflow vulnerability may occur in WebAssembly during Memory/Table resizing, resulting in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5093

A heap buffer overflow vulnerability may occur in WebAssembly during Memory/Table resizing, resulting in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5094

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox 58...

CVE-2018-5093

CVE-2018-5093 is a heap buffer overflow in WebAssembly during Memory/Table resizing, affecting Firefox

CVE-2018-5094

CVE-2018-5094 describes a heap buffer overflow in WebAssembly when shrinkElements is invoked and memory GC runs on memory that is now uninitialized, potentially causing a crash in Firefox before version 58. The vulnerability affects Firefox’s WebAssembly handling (shrinkElements/Memory resize pat...

Google Chrome - Integer Overflow when Processing WebAssembly Locals Exploit

Exploit for multiple platform in category dos / poc / When v8 decodes the locals of a function, it performs a check: if count + typelist-size kV8MaxWasmFunctionLocals decoder-errordecoder-pc - 1, "local count too large"; return false; On a 32-bit platform, this check can be bypassed due to an...

WebKit - WebAssembly Compilation Info Leak Exploit

Exploit for multiple platform in category dos / poc arrayBufferView-vector : staticcastarrayBuffer-impl-data; If the source buffer is a view DataView or TypedArray, arrayBufferView-vector is returned. The vector method returns the start of the data in the buffer, including any offset. However, th...

DEBIAN-CVE-2018-4222

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit"...

CVE-2018-4222

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit"...

Out-of-bounds

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit"...

CVE-2018-4222

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit"...

CVE-2018-4222

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit"...