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...

CVE-2018-5094: Improper Restriction of Operations within the Bounds of a Memory Buffer

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: Improper Restriction of Operations within the Bounds of a Memory Buffer

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

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"...

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"...

Google Chrome - Integer Overflow when Processing WebAssembly Locals

/ 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 integer overflow. This allows the number of function...

Google Chrome - Integer Overflow when Processing WebAssembly Locals

Google Chrome - Integer Overflow when Processing WebAssembly Locals / 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 bypass...

UBUNTU-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"...

WebKit - WebAssembly Compilation Info Leak

WebKit - WebAssembly Compilation Info Leak 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, the functio...

CVE-2018-4222: Out-of-bounds Read

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"...

Google Chrome: Integer Overflow when Processing WebAssembly Locals(CVE-2018-6092)

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 integer overflow. This allows the number of function loca...

WebKit: Info leak in WebAssembly Compilation(CVE-2018-4222)

There is an out-of-bounds read when compiling WebAssembly source buffers in WebKit. When a source buffer is compiled, it is first copied into a read-only buffer by the functuion getWasmBufferFromValue. This function returns the code buffer as follows: return arrayBufferView ?...

WebKit - WebAssembly Compilation Info Leak

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, the function createSourceBufferFromValue copies the...

chromium-browser: Incorrect mutability protection in WebAssembly

Object lifecycle issue in WebAssembly in Google Chrome prior to 67.0.3396.62 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page...