NVD Vulnerability Detail
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CVE-2026-46690
Summary

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.

Publication Date June 13, 2026, 1:16 a.m.
Registration Date June 13, 2026, 4:17 a.m.
Last Update June 13, 2026, 2:16 a.m.
CVSS3.1 : MEDIUM
スコア 5.8
Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
攻撃元区分(AV) ローカル
攻撃条件の複雑さ(AC)
攻撃に必要な特権レベル(PR)
利用者の関与(UI) 不要
影響の想定範囲(S) 変更なし
機密性への影響(C)
完全性への影響(I)
可用性への影響(A)
Related information, measures and tools
Common Vulnerabilities List