CVE-2021-30609: Use After Free
First published: Fri Sep 03 2021(Updated: )
Chromium: CVE-2021-30609 Use after free in Sign-In
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-2021-30609
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
Frequently Asked Questions
What is the severity of CVE-2021-30609?
CVE-2021-30609 has a high severity rating due to the potential for use after free vulnerabilities that can lead to arbitrary code execution.
How do I fix CVE-2021-30609?
To mitigate CVE-2021-30609, update your Microsoft Edge or Edge Chromium browser to a version later than 93.0.4577.63.
Which versions of Microsoft Edge are affected by CVE-2021-30609?
Microsoft Edge versions up to and including 93.0.961.38 are affected by CVE-2021-30609.
Is CVE-2021-30609 exploitable on Fedora 35?
Yes, CVE-2021-30609 is exploitable on Fedora 35 if the affected packages are installed.
What type of vulnerability is CVE-2021-30609?
CVE-2021-30609 is classified as a use after free vulnerability in the Sign-In component of Chromium.
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- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- 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