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CVE-2026-46690

5.8 MEDIUM

unbounded_spsc is an "unbounded" extension of bounded_spsc_queue

Published: 2026-06-12 · Last updated: 2026-06-12

Severity and scoring

CVSS
5.8 MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
CWE
CWE-125, CWE-415, CWE-704, CWE-787

Description

unbounded_spsc is an "unbounded" extension of bounded_spsc_queue. In versions 0.2.0 and prior, sender::send pointer-as-value transmute causes OOB read and fake-Arc drop under TX/RX race. At time of publication, there are no publicly available patches.

Source: NVD

References

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