CVE-2018-20996: RUSTSEC-2018-0009 - MsQueue and SegQueue suffer from double-free

CVE-2018-20996 · Severity: low · CVSS 3 · Published 2018-12-09

MsQueue and SegQueue suffer from double-free

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

Quick answers

Is CVE-2018-20996 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2018-20996 being exploited in the wild.
How severe is CVE-2018-20996?
Low severity, with a CVSS score of 3, published 9 December 2018.
Which products and versions are affected?
crossbeam (crates.io) SEMVER:introduced=0.4.0,fixed=0.4.1.
Is there a fix for CVE-2018-20996?
Yes. crossbeam (crates.io): upgrade to 0.4.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2018-20996?
Check whether you run crossbeam (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

  • crossbeam (crates.io): upgrade to 0.4.1 or later
    cargo update -p crossbeam

Affected products

  • crossbeam (crates.io) SEMVER:introduced=0.4.0,fixed=0.4.1

Identifiers

  • CVE-2018-20996
  • GHSA-c3cw-c387-pj65
  • RUSTSEC-2018-0009

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