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From: Salvatore Bonaccorso <carnil@debian.org>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: rust-thin-vec: CVE-2026-6654
Message-ID: <177671611967.151605.5681260542754775302.reportbug@eldamar.lan>
X-Mailer: reportbug 13.2.0
Date: Mon, 20 Apr 2026 22:15:19 +0200
Delivered-To: submit@bugs.debian.org

Source: rust-thin-vec
Version: 0.2.13-2
Severity: grave
Tags: security upstream
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerability was published for rust-thin-vec.

CVE-2026-6654[0]:
| Double-Free / Use-After-Free (UAF) in the `IntoIter::drop` and
| `ThinVec::clear` functions in the thin_vec crate. A panic in
| `ptr::drop_in_place` skips setting the length to zero.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-6654
    https://www.cve.org/CVERecord?id=CVE-2026-6654
[1] https://github.com/mozilla/thin-vec/security/advisories/GHSA-xphw-cqx3-667j

Regards,
Salvatore
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