CVE-2021-30550 — Use After Free in Google Chrome

CWE-416 — Use After Free6 documents6 sources
Severity
8.8HIGHNVD
EPSS
0.3%
top 44.18%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Google ChromeChromiumDebian Chromium+3 more
Timeline
PublishedJun 15
Latest updateMay 24

Description

Use after free in Accessibility in Google Chrome prior to 91.0.4472.101 allowed an attacker who convinced a user to install a malicious extension 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:HExploitability: 2.8 | Impact: 5.9

Affected Packages6 packages

▶CVEListV5google/chromeunspecified — 91.0.4472.101
▶NVDgoogle/chrome< 91.0.4472.101
▶debiandebian/chromium< chromium 93.0.4577.82-1 (bookworm)
▶Debianchromium/chromium< 93.0.4577.82-1+3

Also affects: Fedora 33, 34

🔴Vulnerability Details

2
GHSA
GHSA-gm9g-wrw9-grgh: Use after free in Accessibility in Google Chrome prior to 91↗2022-05-24
▶
OSV
CVE-2021-30550: Use after free in Accessibility in Google Chrome prior to 91↗2021-06-15
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📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-30550↗2021-06-09
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Microsoft
Chromium: CVE-2021-30550 Use after free in Accessibility↗2021-06-08
▶
Debian
CVE-2021-30550: chromium - Use after free in Accessibility in Google Chrome prior to 91.0.4472.101 allowed ...↗2021
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