OSV-2022-588
Heap-use-after-free in wasmtime_runtime::externref::gc::hcbc8e23ae41614fa
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49171
Crash type: Heap-use-after-free WRITE 8
Crash state:
wasmtime_runtime::externref::gc::hcbc8e23ae41614fa
wasmtime_fuzzing::oracles::table_ops::_$u7b$$u7b$closure$u7d$$u7d$::hd207e5ffb69
wasmtime::func::Func::invoke::ha3b06e1b5875adc9
What each source reports
OSV No score
Heap-use-after-free in wasmtime_runtime::externref::gc::hcbc8e23ae41614fa
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49171
Crash type: Heap-use-after-free WRITE 8
Crash state:
wasmtime_runtime::externref::gc::hcbc8e23ae41614fa
wasmtime_fuzzing::oracles::table_ops::_$u7b$$u7b$closure$u7d$$u7d$::hd207e5ffb69
wasmtime::func::Func::invoke::ha3b06e1b5875adc9
- Record
OSV-2022-588- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
wasmtimeOSS-Fuzz |
Commit ranges | Not evaluated |
Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2022-588 is a vulnerability with no CVSS score yet in wasmtime, published July 19, 2022. No source lists public exploit code. A source reports a fix.