high
8.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2020-6454: Out of bounds read in WebSQL.

First published: Mon Mar 09 2020(Updated: )

Use after free in extensions in Google Chrome prior to 81.0.4044.92 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension.

Credit: chrome-cve-admin@google.com Nan Wang @eternalsakura13 Alpha LabGuang Gong Alpha LabQihoo 360

Affected SoftwareAffected VersionHow to fix
debian/chromium
90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1
120.0.6099.129-1~deb11u1
119.0.6045.199-1~deb12u1
120.0.6099.129-1~deb12u1
120.0.6099.129-1
Google Chrome<81.0.4044.92
81.0.4044.92
Google Chrome<81.0.4044.92
Fedora=30
Fedora=31
Fedora=32
Debian=9.0
Debian=10.0
openSUSE Backports=15.0-sp1
openSUSE=15.1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2020-6454?

    CVE-2020-6454 has a high severity rating due to the potential for heap corruption through malicious Chrome extensions.

  • How do I fix CVE-2020-6454?

    To fix CVE-2020-6454, update Google Chrome or Chromium to version 81.0.4044.92 or later.

  • Which versions of Chrome are affected by CVE-2020-6454?

    CVE-2020-6454 affects versions of Google Chrome prior to 81.0.4044.92.

  • What are the potential impacts of CVE-2020-6454?

    The potential impacts of CVE-2020-6454 include exploitation via crafted Chrome extensions leading to heap corruption.

  • Is CVE-2020-6454 specific to a particular operating system?

    CVE-2020-6454 affects multiple operating systems including Debian, Fedora, and openSUSE.

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