CVE-2020-6467: Use After Free
First published: Thu May 21 2020(Updated: )
Use after free in WebRTC in Google Chrome prior to 83.0.4103.61 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 | <83.0.4103.61 | |
| openSUSE Backports | =15.0-sp1 | |
| Debian Linux | =9.0 | |
| Debian Linux | =10.0 | |
| Red Hat Fedora | =31 | |
| Red Hat Fedora | =32 | |
| SUSE Linux | =15.1 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2020-6467
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.html
- https://chromereleases.googleblog.com/2020/05/stable-channel-update-for-desktop_19.html
- https://crbug.com/1068084
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OQYH5OK7O4BU6E37WWG5SEEHV65BFSGR/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WLFZ5N4EK6I4ZJP5YSKLLVN3ELXEB4XT/
- https://security.gentoo.org/glsa/202006-02
- https://security.gentoo.org/glsa/202101-30
- https://www.debian.org/security/2020/dsa-4714
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OQYH5OK7O4BU6E37WWG5SEEHV65BFSGR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WLFZ5N4EK6I4ZJP5YSKLLVN3ELXEB4XT/
Frequently Asked Questions
What is the severity of CVE-2020-6467?
CVE-2020-6467 has a high severity rating due to its potential for remote exploitation via heap corruption.
How do I fix CVE-2020-6467?
To fix CVE-2020-6467, update Google Chrome to version 83.0.4103.61 or later, or apply the available security patches for affected distributions.
What type of vulnerability is CVE-2020-6467?
CVE-2020-6467 is classified as a use-after-free vulnerability in the WebRTC component of Google Chrome.
Which software versions are affected by CVE-2020-6467?
CVE-2020-6467 affects Google Chrome versions prior to 83.0.4103.61 and several other browsers built on Chromium components.
Can CVE-2020-6467 be exploited by a local user?
CVE-2020-6467 can potentially be exploited by a remote attacker through a crafted HTML page, requiring no local user interaction.
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