Use After Free Affecting node package, versions [14.0.0,14.21.3) [16.0.0,16.19.1) [18.0.0,18.14.1) [19.0.0,19.6.1)


0.0
medium

Snyk CVSS

    Attack Complexity High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.3% (70th percentile)
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NVD
7.5 high
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SUSE
5.9 medium
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Red Hat
7.5 high

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  • Snyk ID SNYK-UPSTREAM-NODE-3326683
  • published 8 Feb 2023
  • disclosed 7 Feb 2023
  • credit Octavio Galland, Marcel Böhme

How to fix?

Upgrade node to version 14.21.3, 16.19.1, 18.14.1, 19.6.1 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 in the BIO_new_NDEF() function. A new filter BIO can be freed, with the function returning a NULL result indicating a failure. But the BIO passed by the caller still holds pointers to the previously freed filter BIO. This could allow an attacker to cause a crash.