CVE-2021-4057

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 2.1%

exploitation probability

2.1%top 19% of all CVEs

observed exploitation

nono source reports it

Use after free in file API in Google Chrome prior to 96.0.4664.93 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Affected products

Google · Chrome

References

http://packetstormsecurity.com/files/165486/Chrome-storage-BlobURLStoreImpl-Revoke-Heap-Use-After-Free.html https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop.html https://crbug.com/1262183 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744/https://security.gentoo.org/glsa/202208-25 https://www.debian.org/security/2022/dsa-5046