High severity7.5NVD Advisory· Published Apr 1, 2021· Updated Jun 17, 2026
CVE-2021-29938
CVE-2021-29938
Description
An issue was discovered in the slice-deque crate through 2021-02-19 for Rust. A double drop can occur in SliceDeque::drain_filter upon a panic in a predicate function.
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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 |
|---|---|---|
slice-dequecrates.io | <= 0.3.0 | — |
Affected products
3- cpe:2.3:a:slice-deque_project:slice-deque:*:*:*:*:*:rust:*:*Range: <=2021-02-19
- Rust/slice-dequedescription
Patches
Vulnerability mechanics
References
4- rustsec.org/advisories/RUSTSEC-2021-0047.htmlnvdExploitVendor AdvisoryWEB
- github.com/advisories/GHSA-p9gf-gmfv-398mghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-29938ghsaADVISORY
- github.com/gnzlbg/slice_deque/issues/90ghsaWEB
News mentions
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