CWE
416
Advisory Published
Updated

CVE-2021-45482: Use After Free

First published: Sat Dec 25 2021(Updated: )

In WebKitGTK before 2.32.4, there is a use-after-free in WebCore::ContainerNode::firstChild, a different vulnerability than CVE-2021-30889.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
WebKitGTK WebKitGTK<2.32.4

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Frequently Asked Questions

  • What is CVE-2021-45482?

    CVE-2021-45482 is a use-after-free vulnerability in WebKitGTK before version 2.32.4, specifically in the WebCore::ContainerNode::firstChild function.

  • How severe is CVE-2021-45482?

    CVE-2021-45482 has a severity level of 6.5 (medium).

  • Which software versions are affected by CVE-2021-45482?

    Versions of WebKitGTK up to (but excluding) version 2.32.4 are affected by CVE-2021-45482.

  • How can I fix CVE-2021-45482?

    To fix CVE-2021-45482, update your WebKitGTK installation to version 2.32.4 or later.

  • Where can I find more information about CVE-2021-45482?

    You can find more information about CVE-2021-45482 in the following references: [Reference 1](http://www.openwall.com/lists/oss-security/2022/01/21/2), [Reference 2](https://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.32.3).

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