CVE-2021-30622: Use After Free
First published: Fri Sep 03 2021(Updated: )
Chromium: CVE-2021-30622 Use after free in WebApp Installs
Credit: chrome-cve-admin@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fedora | =35 | |
| Microsoft Edge Beta | <=93.0.961.38 | |
| Microsoft Edge (Chromium-based) | <=93.0.4577.63 |
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Reference Links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30622
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
Frequently Asked Questions
What is the severity of CVE-2021-30622?
CVE-2021-30622 has been rated as high severity due to the use after free vulnerability that could lead to arbitrary code execution.
How do I fix CVE-2021-30622?
To fix CVE-2021-30622, upgrade to the latest version of Microsoft Edge or Microsoft Edge Chromium beyond the vulnerable versions specified.
Which software versions are affected by CVE-2021-30622?
CVE-2021-30622 affects Microsoft Edge versions up to and including 93.0.961.38 and Microsoft Edge Chromium up to and including 93.0.4577.63, as well as Fedora 35.
What type of vulnerability is CVE-2021-30622?
CVE-2021-30622 is categorized as a use after free vulnerability in WebApp installations, which can lead to exploitation.
Can CVE-2021-30622 lead to data breaches?
Yes, exploiting CVE-2021-30622 could potentially lead to data breaches as it allows arbitrary code execution on affected systems.
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- vendor/fedoraproject
- canonical/fedora
- version/fedora/35
- vendor/microsoft
- canonical/microsoft edge beta
- version/microsoft edge beta/93.0.961.38
- canonical/microsoft edge (chromium-based)
- version/microsoft edge (chromium-based)/93.0.4577.63