CVE-2021-38191: RUSTSEC-2021-0072 - Task dropped in wrong thread when aborting `LocalSet` task

CVE-2021-38191 · Severity: low · CVSS 3.1 · Published 2021-07-07

Task dropped in wrong thread when aborting `LocalSet` task

Technologies: tokio (crates.io). Vendors: crates.io.

Quick answers

Is CVE-2021-38191 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-38191 being exploited in the wild.
How severe is CVE-2021-38191?
Low severity, with a CVSS score of 3.1, published 7 July 2021.
Which products and versions are affected?
tokio (crates.io) SEMVER:introduced=0.3.0,fixed=1.5.1,introduced=1.6.0,fixed=1.6.3,introduced=1.7.0,fixed=1.7.2,introduced=1.8.0,fixed=1.8.1, SEMVER:introduced=1.8.0,fixed=1.8.1.
Is there a fix for CVE-2021-38191?
Yes. tokio (crates.io): upgrade to 1.8.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-38191?
Check whether you run tokio (crates.io) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • tokio (crates.io): upgrade to 1.8.1 or later
    cargo update -p tokio

Affected products

  • tokio (crates.io) SEMVER:introduced=0.3.0,fixed=1.5.1,introduced=1.6.0,fixed=1.6.3,introduced=1.7.0,fixed=1.7.2,introduced=1.8.0,fixed=1.8.1, SEMVER:introduced=1.8.0,fixed=1.8.1

Identifiers

  • CVE-2021-38191
  • GHSA-2grh-hm3w-w7hv
  • RUSTSEC-2021-0072

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