CVE-2021-4057 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8