Linux Distros Unpatched Vulnerability : CVE-2026-119139

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI...

CVE-2026-119139

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

UBUNTU-CVE-2026-119139

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

CVE-2026-119139

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

CVE-2026-119139

Wasmtime versions 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 are vulnerable to a host crash due to a leftover assertion in component::Func::call. This assertion incorrectly rejects guest exports that utilize the async ABI option. An attacker providing a component with an async-lifted export ca...

CVE-2026-119139

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

EUVD-2026-113206

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

CVE-2026-119139 Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 Host Panic via Func::call

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

CVE-2026-119139 Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 Host Panic via Func::call

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

CVE-2026-119139: bytecodealliance wasmtime: Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that…

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

Bytecode Alliance wasmtime improper exception handling vulnerability

The Bytecode Alliance Wasmtime versions prior to 46.0.0 through 48.0.6 and 49.0.0 through 49.0.3 contain an improper exception handling vulnerability. This vulnerability stems from a legacy assertion within component::Func::call that disallows guest exports when asynchronous ABI options are used...

PT-2026-132370

Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a leftover assertion in component::Func::call that rejects guest exports using the async ABI option. An attacker who supplies a component with an async-lifted export can crash the host process when an embedder invokes that export...

PT-2022-36176

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.80 Description A memory leak issue was discovered in the Linux Kernel. The issue is related to the check func call function. The actual impact and attack plausibility have not yet been proven. Recommendatio...

wasmtime:table_ops: Heap-use-after-free in wasmtime_setjmp

Project: https://github.com/bytecodealliance/wasmtime.git Detailed Report: https://oss-fuzz.com/testcase?key=5314786413379584 Project: wasmtime Fuzzing Engine: libFuzzer Fuzz Target: tableops Job Type: libfuzzerasanwasmtime Platform Id: linux Crash Type: Heap-use-after-free WRITE 8 Crash Address:...