GHSA-6fr9-xmw9-5352: Unchecked memory usage in transferring borrowed resources between components
Published Oct 29, 2026
·Updated
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-6fr9-xmw9-5352 For more information see the GitHub-hosted security advisory.
Affected Software
4 affected componentsFixes available
rust/wasmtime>=0.0.0-0<36.0.20
36.0.20
rust/wasmtime>=37.0.0<48.0.8
48.0.8
rust/wasmtime>=49.0.0<49.0.5
49.0.5
rust/wasmtime>=50.0.0<50.0.1
50.0.1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
rust/wasmtimeto a version that resolves this vulnerability.Fixed in 36.0.20 - Upgrade
Upgrade
rust/wasmtimeto a version that resolves this vulnerability.Fixed in 48.0.8 - Upgrade
Upgrade
rust/wasmtimeto a version that resolves this vulnerability.Fixed in 49.0.5 - Upgrade
Upgrade
rust/wasmtimeto a version that resolves this vulnerability.Fixed in 50.0.1
Event History
Oct 29, 2026
Advisory Published
via OSV·12:00 PM
Data Sourced
via OSV·12:00 PM
DescriptionAffected Software