Medium
5.9
Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a denial of service vulnerability...
CVE-2026-119143
First seen on SecPulse
Affected packages
| Ecosystem | Package | Affected | Fixed |
|---|---|---|---|
| bytecodealliance | wasmtime |
≥ 46.0.0, < 48.0.6 ≥ 49.0.0, < 49.0.3 |
48.0.6 49.0.3 |
Original description The description as published by the source.
Wasmtime 46.0.0 before 48.0.6 and 49.0.0 before 49.0.3 contains a denial of service vulnerability that allows guest code to trigger a host panic through out-of-bounds zero-length stream operations. Malicious guests can perform zero-length component model stream reads or writes with unvalidated addresses, causing Direct{Source,Destination}::remaining to panic and crash WASIp3 embedders.
Source: CVE.org (CVE Program・cvelistV5) NVD GitHub Advisory
References
- web github.com
- web vulncheck.com
- web nvd.nist.gov
- web github.com