# CVE-2021-37975

Use after free in V8 in Google Chrome prior to 94.0.4606.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

- Page: https://www.vulneraibility.com/cve/CVE-2021-37975
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2021-11-17
- EPSS: 34.89% (percentile 98.5)
- Unvetted proof-of-concept code on GitHub: 1 GitHub proof of concept (first 2022-01-10)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-01-29)
- Weakness: CWE-416
- Published: 2021-10-08

## Affected versions

- Google Chrome: affected < 94.0.4606.71

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_30.html
- [other] https://crbug.com/1252918
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D63JZ3ROXCUHP4CFWDHCPZNTGET7T34R/
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FRFXUDH46PFVE75VQVWY6PYY5DK3S2XT/
- [advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO/
- [advisory] https://www.debian.org/security/2022/dsa-5046
- [other] http://packetstormsecurity.com/files/172847/Chrome-V8-Logic-Bug-Use-After-Free.html
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-37975

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.