CVE-2020-6423: Use After Free

Published Apr 13, 2020
·
Updated

Use after free in audio in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected Software

9 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1120.0.6099.129-1~deb11u1119.0.6045.199-1~deb12u1120.0.6099.129-1~deb12u1120.0.6099.129-1
Google Chrome<81.0.4044.92
Fedoraproject Fedora=30
Fedoraproject Fedora=31
Fedoraproject Fedora=32
openSUSE Backports SLE=15.0-sp1
openSUSE Leap=15.1
Debian Debian Linux=9.0
Debian Debian Linux=10.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/chromium to a version that resolves this vulnerability.

    Fixed in 90.0.4430.212-1~deb10u1Fixed in 116.0.5845.180-1~deb11u1Fixed in 120.0.6099.129-1~deb11u1Fixed in 119.0.6045.199-1~deb12u1Fixed in 120.0.6099.129-1~deb12u1Fixed in 120.0.6099.129-1

Event History

Apr 13, 2020
CVE Published
via MITRE·05:30 PM
Data Sourced
via MITRE·05:30 PM
DescriptionWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2020-6423?

CVE-2020-6423 is classified as a high-severity vulnerability due to its potential to allow remote attackers to exploit heap corruption.

2

How do I fix CVE-2020-6423?

To fix CVE-2020-6423, update Google Chrome or Chromium to versions 81.0.4044.92 or later.

3

Which software is affected by CVE-2020-6423?

CVE-2020-6423 affects multiple versions of Google Chrome and Chromium on various operating systems including Debian, Fedora, and openSUSE.

4

What type of vulnerability is CVE-2020-6423?

CVE-2020-6423 is a use-after-free vulnerability specifically affecting the audio component in Google Chrome.

5

Can CVE-2020-6423 be exploited remotely?

Yes, CVE-2020-6423 can potentially be exploited remotely through a crafted HTML page.

Contact

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