CVE-2021-21120 — Use After Free in Google Chrome

CWE-416 — Use After Free7 documents7 sources
Severity
8.8HIGHNVD
EPSS
7.0%
top 8.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Google ChromeChromiumMicrosoft Edge Chromium
Timeline
PublishedFeb 9
Latest updateMay 24

Description

Use after free in WebSQL in Google Chrome prior to 88.0.4324.96 allowed a remote attacker 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 Packages4 packages

▶CVEListV5google/chromeunspecified — 88.0.4324.96
▶NVDgoogle/chrome< 88.0.4324.96
▶NVDmicrosoft/edge_chromium< 88.0.705.50
▶Debianchromium/chromium< 88.0.4324.96-0.1+3

Patches

Patch: msrc.microsoft.com ↗Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-q894-2jhh-qq4h: Use after free in WebSQL in Google Chrome prior to 88↗2022-05-24
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CVEList
CVE-2021-21120: Use after free in WebSQL in Google Chrome prior to 88↗2021-02-09
▶
OSV
CVE-2021-21120: Use after free in WebSQL in Google Chrome prior to 88↗2021-02-09
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-21120↗2021-01-19
▶
Microsoft
Chromium CVE-2021-21120: Use after free in WebSQL↗2021-01-12
▶
Debian
CVE-2021-21120: chromium - Use after free in WebSQL in Google Chrome prior to 88.0.4324.96 allowed a remote...↗2021
▶
CVE-2021-21120 — Use After Free in Google Chrome | cvebase