CVE-2021-21213: Use after free in WebMIDI
First published: Fri Dec 25 2020(Updated: )
Use after free in WebMIDI in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Credit: chrome-cve-admin@google.com raven @raid_akame
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/chromium | 90.0.4430.212-1~deb10u1 116.0.5845.180-1~deb11u1 118.0.5993.70-1~deb11u1 116.0.5845.180-1~deb12u1 118.0.5993.70-1~deb12u1 118.0.5993.70-1 | |
| Google Chrome (Trace Event) | <90.0.4430.72 | 90.0.4430.72 |
| Google Chrome (Trace Event) | <90.0.4430.72 | |
| Debian | =10.0 | |
| Fedora | =32 | |
| Fedora | =33 | |
| Fedora | =34 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2021-21213
- https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_14.html (Advisory)
- https://crbug.com/1161806
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/
- https://security.gentoo.org/glsa/202104-08
- https://www.debian.org/security/2021/dsa-4906
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2021-21213?
CVE-2021-21213 is classified as a high-severity vulnerability that could allow remote code execution.
How do I fix CVE-2021-21213?
To fix CVE-2021-21213, update Google Chrome to version 90.0.4430.72 or later.
What products are affected by CVE-2021-21213?
CVE-2021-21213 affects Google Chrome versions prior to 90.0.4430.72 and certain Debian and Fedora packages.
What type of vulnerability is CVE-2021-21213?
CVE-2021-21213 is a use-after-free vulnerability in the WebMIDI API of Google Chrome.
Can CVE-2021-21213 be exploited remotely?
Yes, CVE-2021-21213 can potentially be exploited remotely via a specially crafted HTML page.
- collector/security-tracker-debian
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- agent/author
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- collector/mitre-cve
- source/MITRE
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- agent/softwarecombine
- agent/tags
- collector/chrome-releases
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- package-manager/debian
- vendor/google
- canonical/google chrome (trace event)
- vendor/debian
- canonical/debian
- version/debian/10.0
- vendor/fedoraproject
- canonical/fedora
- version/fedora/32
- version/fedora/33
- version/fedora/34