CVE-2021-30528 — Use After Free in Google Chrome

CWE-416 — Use After Free6 documents6 sources
Severity
8.8HIGHNVD
EPSS
1.1%
top 22.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Google ChromeChromiumDebian Chromium+3 more
Timeline
PublishedJun 7
Latest updateMay 24

Description

Use after free in WebAuthentication in Google Chrome on Android prior to 91.0.4472.77 allowed a remote attacker who had compromised the renderer process of a user who had saved a credit card in their Google account 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 — 91.0.4472.77
▶NVDgoogle/chrome< 91.0.4472.77
▶debiandebian/chromium< chromium 93.0.4577.82-1 (bookworm)
▶Debianchromium/chromium< 93.0.4577.82-1+3

Also affects: Fedora 33, 34

Patches

Patch: crbug.com ↗Patch: crbug.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-r32j-74x2-fg32: Use after free in WebAuthentication in Google Chrome on Android prior to 91↗2022-05-24
▶
OSV
CVE-2021-30528: Use after free in WebAuthentication in Google Chrome on Android prior to 91↗2021-06-07
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-30527↗2021-05-25
▶
Microsoft
Chromium: CVE-2021-30528 Use after free in WebAuthentication↗2021-05-11
▶
Debian
CVE-2021-30528: chromium - Use after free in WebAuthentication in Google Chrome on Android prior to 91.0.44...↗2021
▶