CVE-2026-6654

EUVD-2026-23832
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.1 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 6%
Affected Products (NVD)
VendorProductVersion
mozillathin-vec
0.2.15
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
rust-thin-vec
forky
0.2.17-1
fixed
sid
0.2.17-1
fixed
trixie
no-dsa
Common Weakness Enumeration
References
https://github.com/mozilla/thin-vec/security/advisories/GHSA-xphw-cqx3-667j