CVE-2021-21226 — Use After Free in Google Chrome

CWE-416 — Use After Free6 documents6 sources
Severity
9.6CRITICALNVD
EPSS
1.3%
top 19.97%
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 navigation in Google Chrome prior to 90.0.4430.85 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 — 90.0.4430.85
▶NVDgoogle/chrome< 90.0.4430.85
▶debiandebian/chromium< chromium 90.0.4430.85-1 (bookworm)
▶Debianchromium/chromium< 90.0.4430.85-1+3

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

🔴Vulnerability Details

2
GHSA
GHSA-87gx-4gw3-wvr8: Use after free in navigation in Google Chrome prior to 90↗2022-05-24
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OSV
CVE-2021-21226: Use after free in navigation in Google Chrome prior to 90↗2021-04-26
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📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-21225↗2021-04-20
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Microsoft
Chromium: CVE-2021-21226 Use after free in navigation↗2021-04-13
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Debian
CVE-2021-21226: chromium - Use after free in navigation in Google Chrome prior to 90.0.4430.85 allowed a re...↗2021
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