CVE-2020-6423: Use After Free
First published: Mon 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.
Credit: chrome-cve-admin@google.com
| Affected Software | Affected Version | How 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 | |
| Fedora | =30 | |
| Fedora | =31 | |
| Fedora | =32 | |
| openSUSE Backports | =15.0-sp1 | |
| openSUSE | =15.1 | |
| Debian | =9.0 | |
| Debian | =10.0 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2020-6423
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00024.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00031.html
- https://chromereleases.googleblog.com/2020/04/stable-channel-update-for-desktop_7.html
- https://crbug.com/1043446
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6XWIVVYIQU67QR2LHNGGZBS4FZOW2RQO/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HFVP775RPRDVY5FUCN7ABH5AE74TQFDD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XMXPDHEEACPD3BCMTC26SCCYB2ZMUOAO/
- https://www.debian.org/security/2020/dsa-4714
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XWIVVYIQU67QR2LHNGGZBS4FZOW2RQO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HFVP775RPRDVY5FUCN7ABH5AE74TQFDD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XMXPDHEEACPD3BCMTC26SCCYB2ZMUOAO/
Frequently Asked Questions
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.
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.
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.
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.
Can CVE-2020-6423 be exploited remotely?
Yes, CVE-2020-6423 can potentially be exploited remotely through a crafted HTML page.
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