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Critical severity9.8NVD Advisory· Published Aug 8, 2021· Updated Jun 17, 2026

CVE-2021-38187

CVE-2021-38187

Description

An issue was discovered in the anymap crate through 0.12.1 for Rust. It violates soundness via conversion of a *u8 to a *u64.

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
anymapcrates.io	<= 0.12.1	—

Affected products

5

Anymap Project/Anymap
cpe:2.3:a:anymap_project:anymap:*:*:*:*:*:rust:*:*
Range: <=0.12.1
anymap/anymapdescription
osv-coords3 versions
pkg:apk/chainguard/buck2 pkg:apk/wolfi/buck2 pkg:cargo/anymap
< 20250102-r3+ 2 more
- (no CPE)range: < 20250102-r3
- (no CPE)range: < 20250102-r3
- (no CPE)range: <= 0.12.1

Patches

Vulnerability mechanics

References

5

rustsec.org/advisories/RUSTSEC-2021-0065.htmlnvdExploitIssue TrackingPatchThird Party AdvisoryWEB
github.com/advisories/GHSA-hc92-9h3m-c39jghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2021-38187ghsaADVISORY
raw.githubusercontent.com/rustsec/advisory-db/main/crates/anymap/RUSTSEC-2021-0065.mdnvdThird Party Advisory
github.com/chris-morgan/anymap/issues/37ghsaWEB

News mentions

0

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