CVE-2025-66627 Wasmi's Linear Memory has a Critical Use After Free Vulnerability

Wasmi is a WebAssembly interpreter focused on constrained and embedded systems. In versions 0.41.0, 0.41.1, 0.42.0 through 0.47.1, 0.50.0 through 0.51.2 and 1.0.0, Wasmi's linear memory implementation leads to a Use After Free vulnerability, triggered by a WebAssembly module under certain memory...

EUVD-2025-201826

Wasmi is a WebAssembly interpreter focused on constrained and embedded systems. In versions 0.41.0, 0.41.1, 0.42.0 through 0.47.1, 0.50.0 through 0.51.2 and 1.0.0, Wasmi's linear memory implementation leads to a Use After Free vulnerability, triggered by a WebAssembly module under certain memory...

CVE-2025-66627 Wasmi's Linear Memory has a Critical Use After Free Vulnerability

Wasmi is a WebAssembly interpreter focused on constrained and embedded systems. In versions 0.41.0, 0.41.1, 0.42.0 through 0.47.1, 0.50.0 through 0.51.2 and 1.0.0, Wasmi's linear memory implementation leads to a Use After Free vulnerability, triggered by a WebAssembly module under certain memory...

PT-2025-49777

Wasmi is a WebAssembly interpreter focused on constrained and embedded systems. In versions 0.41.0, 0.41.1, 0.42.0 through 0.47.1, 0.50.0 through 0.51.2 and 1.0.0, Wasmi's linear memory implementation leads to a Use After Free vulnerability, triggered by a WebAssembly module under certain memory...

Wasmi resource management error vulnerability

Wasmi is an open source WebAssembly interpreter for embedded systems from Wasmi Labs. A resource management error vulnerability exists in Wasmi versions 0.41.0, 0.41.1, 0.42.0 through 0.47.1, 0.50.0 through 0.51.2, and 1.0.0, which stems from a flaw in the implementation of linear memory that cou...

CVE-2025-66627: Use After Free

Wasmi is a WebAssembly interpreter focused on constrained and embedded systems. In versions 0.41.0, 0.41.1, 0.42.0 through 0.47.1, 0.50.0 through 0.51.2 and 1.0.0, Wasmi's linear memory implementation leads to a Use After Free vulnerability, triggered by a WebAssembly module under certain memory...

Critical Use-After-Free in Wasmi's Linear Memory

Summary A use-after-free vulnerability has been discovered in the linear memory implementation of Wasmi. This issue can be triggered by a WebAssembly module under certain memory growth conditions, potentially leading to memory corruption, information disclosure, or code execution. Impact -...

GHSA-G4V2-CJQP-RFMQ Critical Use-After-Free in Wasmi's Linear Memory

Summary A use-after-free vulnerability has been discovered in the linear memory implementation of Wasmi. This issue can be triggered by a WebAssembly module under certain memory growth conditions, potentially leading to memory corruption, information disclosure, or code execution. Impact -...

CVE-2025-64345

Wasmtime is a runtime for WebAssembly. Prior to version 38.0.4, 37.0.3, 36.0.3, and 24.0.5, Wasmtime's Rust embedder API contains an unsound interaction where a WebAssembly shared linear memory could be viewed as a type which provides safe access to the host Rust to the contents of the linear...

CVE-2025-64345: Concurrent Execution using Shared Resource with Improper Synchronization

Wasmtime is a runtime for WebAssembly. Prior to version 38.0.4, 37.0.3, 36.0.3, and 24.0.5, Wasmtime's Rust embedder API contains an unsound interaction where a WebAssembly shared linear memory could be viewed as a type which provides safe access to the host Rust to the contents of the linear...

SUSE CVE-2025-40052

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

AZL-68846 CVE-2025-40052 affecting package kernel for versions less than 6.6.112.1-2

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

CVE-2025-40052

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

UBUNTU-CVE-2025-40052

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

CVE-2025-40052 smb: client: fix crypto buffers in non-linear memory

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

CVE-2025-40052 smb: client: fix crypto buffers in non-linear memory

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

CVE-2025-40052

CVE-2025-40052 (Linux kernel, SMB/CIFS crypto path) fixes a bug where aead_request context could end up in vmalloc memory, causing sg_set_buf() to crash when virt_addr_valid(buf) fails under heavy parallel I/O. Root cause: creq allocation used kvzalloc(), potentially placing __ctx in vmalloc area...

EUVD-2025-36476

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

CVE-2025-40052

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...

CVE-2025-40052: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix crypto buffers in non-linear memory The crypto API, through the scatterlist API, expects input buffers to be in linear memory. We handle this with the cifssgsetbuf helper that converts vmalloc'd memory to their...