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WS-2023-0094

Date: August 19, 2025

In spin prior to 0.9.8 Once::try_call_once is unsound if invoked more than once concurrently and any call fails to initialise successfully.

Language: RUST

Severity Score

Related Resources (5)

https://github.com/mvdnes/spin-rs/issues/148
https://github.com/mvdnes/spin-rs
https://github.com/mvdnes/spin-rs/commit/2a018b69870853118d7cc8a55562ff905c67d271
https://rustsec.org/advisories/RUSTSEC-2023-0031.html
https://www.mend.io/vulnerability-database/WS-2023-0094

Severity Score

Weakness Type (CWE)

Improper Initialization

CWE-665

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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