Medium severity5.1NVD Advisory· Published Apr 20, 2026· Updated May 12, 2026
CVE-2026-6654
CVE-2026-6654
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
thin-veccrates.io | < 0.2.16 | 0.2.16 |
Affected products
9- cpe:2.3:a:mozilla:thin-vec:0.2.15:*:*:*:*:rust:*:*
- osv-coords8 versionspkg:apk/chainguard/ruffpkg:apk/chainguard/ruff-python-formatterpkg:apk/chainguard/rust-analyzerpkg:apk/chainguard/typstpkg:apk/wolfi/ruffpkg:apk/wolfi/ruff-python-formatterpkg:apk/wolfi/rust-analyzerpkg:cargo/thin-vec
< 0.15.11-r0+ 7 more
- (no CPE)range: < 0.15.11-r0
- (no CPE)range: < 0.15.11-r0
- (no CPE)range: < 20260413-r1
- (no CPE)range: < 0.14.2-r5
- (no CPE)range: < 0.15.11-r0
- (no CPE)range: < 0.15.11-r0
- (no CPE)range: < 20260413-r1
- (no CPE)range: < 0.2.16
Patches
Vulnerability mechanics
References
4- github.com/mozilla/thin-vec/security/advisories/GHSA-xphw-cqx3-667jnvdExploitVendor AdvisoryWEB
- github.com/advisories/GHSA-xphw-cqx3-667jghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-6654ghsaADVISORY
- rustsec.org/advisories/RUSTSEC-2026-0103.htmlghsaWEB
News mentions
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