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Vulnerability DatabaseRUSTSEC-2022-0021
RUSTSEC-2022-0021:
Rust vulnerability analysis and mitigation
Overview
RUSTSEC-2022-0021 affects the crossbeam-queue crate, specifically versions prior to 0.3.5. The vulnerability was identified in the Rust package ecosystem and has been fixed in subsequent releases (Debian Tracker).
Technical details
The vulnerability involves unsound code related to memory handling, specifically the improper use of mem::zeroed and ManuallyDrop instead of MaybeUninit. This issue was part of a larger fix that addressed several unsoundness issues in the crossbeam library's implementation (Crossbeam PR).
Impact
The vulnerability could potentially lead to undefined behavior in applications using affected versions of the crossbeam-queue crate, particularly in scenarios involving memory management and initialization (Debian Tracker).
Mitigation and workarounds
The issue has been fixed in version 0.3.5-1 and later releases. Users should upgrade to these newer versions to address the vulnerability. The fix involved replacing unsafe memory handling code with the safer MaybeUninit implementation (Debian Tracker, Crossbeam PR).
Additional resources
Source: This report was generated using AI
Related Rust vulnerabilities:
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