CVE-2021-21201 — Use After Free in Google Chrome

CWE-416 — Use After Free6 documents6 sources
Severity
9.6CRITICALNVD
EPSS
0.9%
top 24.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Google ChromeChromiumDebian Chromium+4 more
Timeline
PublishedApr 26
Latest updateMay 24

Description

Use after free in permissions in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HExploitability: 2.8 | Impact: 6.0

Affected Packages6 packages

▶CVEListV5google/chromeunspecified — 90.0.4430.72
▶NVDgoogle/chrome< 90.0.4430.72
▶debiandebian/chromium< chromium 90.0.4430.72-1 (bookworm)
▶Debianchromium/chromium< 90.0.4430.72-1+3

Also affects: Debian Linux 10.0, Fedora 32, 33, 34

🔴Vulnerability Details

2
GHSA
GHSA-9897-xmrw-6j7j: Use after free in permissions in Google Chrome prior to 90↗2022-05-24
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OSV
CVE-2021-21201: Use after free in permissions in Google Chrome prior to 90↗2021-04-26
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📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-21201↗2021-04-14
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Microsoft
Chromium: CVE-2021-21201 Use after free in permissions↗2021-04-13
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Debian
CVE-2021-21201: chromium - Use after free in permissions in Google Chrome prior to 90.0.4430.72 allowed a r...↗2021
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