CVE-2021-22930 (GCVE-0-2021-22930)

Vulnerability from cvelistv5 – Published: 2021-10-07 00:00 – Updated: 2025-04-30 22:24
VLAI
Summary
Node.js before 16.6.0, 14.17.4, and 12.22.4 is vulnerable to a use after free attack where an attacker might be able to exploit the memory corruption, to change process behavior.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-416 - Use After Free (CWE-416)
Assigner
References
Impacted products
Vendor Product Version
NodeJS Node Affected: 4.0 , < 4.* (semver)
Affected: 5.0 , < 5.* (semver)
Affected: 6.0 , < 6.* (semver)
Affected: 7.0 , < 7.* (semver)
Affected: 8.0 , < 8.* (semver)
Affected: 9.0 , < 9.* (semver)
Affected: 10.0 , < 10.* (semver)
Affected: 11.0 , < 11.* (semver)
Affected: 12.0 , < 12.22.4 (semver)
Affected: 13.0 , < 13.* (semver)
Affected: 14.0 , < 14.17.4 (semver)
Affected: 15.0 , < 15.* (semver)
Affected: 16.0 , < 16.6.0 (semver)
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    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-06-28T12:04:08+00:00",
      "cve": "CVE-2021-22930",
      "id": "CVE-2021-22930",
      "initial_release_date": "2021-07-29T00:00:00+00:00",
      "product_status:fixed": "194",
      "product_status:known_affected": "1",
      "product_status:known_not_affected": "26",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nodejs: Use-after-free on close http2 on stream canceling",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-22930.json",
      "version": "3"
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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.