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Use After Free Affecting node package, versions [15.0.0,16.6.2) [13.0.0,14.17.5) [,12.22.5)

0.0
high

Snyk CVSS

    Attack Complexity High
    Confidentiality High
    Integrity High

    Threat Intelligence

    EPSS 0.31% (70th percentile)
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NVD
7.5 high
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SUSE
9.8 critical
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Red Hat
7.5 high

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  • Snyk ID SNYK-UPSTREAM-NODE-1540540
  • published 12 Aug 2021
  • disclosed 11 Aug 2021
  • credit Unknown
Report a new vulnerability Found a mistake?

Introduced: 11 Aug 2021

CVE-2021-22940 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade node to version 16.6.2, 14.17.5, 12.22.5 or higher.

Overview

node is a JavaScript runtime built on Chrome's V8 JavaScript engine.

Affected versions of this package are vulnerable to Use After Free on close http2 on stream canceling. An attacker might be able to exploit the memory corruption to change process behaviour.

The issue follows on from CVE-2021-22930 as the fix for it did not completely resolve the vulnerability.