Data races in convec

published 2020-11-24 5y ago modified 2026-06-17 4mo ago also GHSA-rpxm-vmr7-5f5f , RUSTSEC-2020-0125 , EUVD-2021-1874

cvss: 8.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits: 0; none known

An issue was discovered in the convec crate through 2020-11-24 for Rust. There are unconditional implementations of Send and Sync for ConVec<T>.

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Exploit prediction

0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P
OSV	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
crates.io	convec	<=2.0.1 >=0.0.0-0	no fix listed

Classification

Weakness

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

rustsec.org /advisories/RUSTSEC-2020-0125.html
web, third-party-advisory, advisory
raw.githubusercontent.com /rustsec/advisory-db/main/crates/convec/RUSTSEC-2020-0125.md
web, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2020-36445
advisory
github.com /krl/convec
package
crates.io /crates/convec
package
github.com /krl/convec/issues/2
report

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.