Data races in late-static

published 2020-11-10 5 y ago modified 2026-06-17 4 mo ago also GHSA-wr55-mf5c-hhwm , RUSTSEC-2020-0102 , EUVD-2021-1921

cvss: 7.0; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits: 0; none known

An issue was discovered in the late-static crate before 0.4.0 for Rust. Because Sync is implemented for LateStatic with T: Send, a data race can occur.

Patch / fix

fixed in 2 links 1

crates.io late-static 0.4.0
late-static_project late-static 0.4.0

github.com/Richard-W/late-static@11f396c commit

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

rustsec.org https://rustsec.org/advisories/RUSTSEC-2020-0102.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	4.4	AV:L/AC:M/Au:N/C:P/I:P/A:P
GitHub	3.1	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
OSV	3.1	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
crates.io	late-static	<0.4.0 >=0.0.0-0, <0.4.0	0.4.0

Classification

Weakness

CWE-662 Improper Synchronization

References

github.com /Richard-W/late-static/commit/11f396c
web
rustsec.org /advisories/RUSTSEC-2020-0102.html
web, exploit, vendor-advisory, advisory
nvd.nist.gov /vuln/detail/CVE-2020-36209
advisory
github.com /Richard-W/late-static/issues/1
web, report
github.com /Richard-W/late-static
package
crates.io /crates/late-static
package

Sources

Fencer Vulns 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.

Summary