CVE-2021-37968: Inappropriate implementation in Background Fetch API
First published: Mon Aug 30 2021(Updated: )
Inappropriate implementation in Background Fetch API in Google Chrome prior to 94.0.4606.54 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Credit: chrome-cve-admin@google.com Maurice Dauer
| 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 | <94.0.4606.54 | 94.0.4606.54 |
| Google Chrome | <94.0.4606.54 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =35 | |
| Debian | =10.0 | |
| Debian | =11.0 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2021-37968
- https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_21.html (Advisory)
- https://crbug.com/1245053
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/
- https://www.debian.org/security/2022/dsa-5046
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2021-37968?
CVE-2021-37968 is categorized as a high severity vulnerability due to potential data leakage.
How do I fix CVE-2021-37968?
To fix CVE-2021-37968, users should update Google Chrome to version 94.0.4606.54 or later.
What versions of Chrome are affected by CVE-2021-37968?
CVE-2021-37968 affects Google Chrome versions prior to 94.0.4606.54.
Can CVE-2021-37968 be exploited remotely?
Yes, CVE-2021-37968 can be exploited remotely via a crafted HTML page.
What impact does CVE-2021-37968 have on user data?
CVE-2021-37968 allows a remote attacker to leak cross-origin data, compromising user privacy.
- collector/security-tracker-debian
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- vendor/fedoraproject
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- version/fedoraproject fedora/33
- version/fedoraproject fedora/35
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- canonical/debian
- version/debian/10.0
- version/debian/11.0