CVE-2021-21121 — Use After Free in Google Chrome

CWE-416 — Use After Free7 documents7 sources
Severity
9.6CRITICALNVD
EPSS
4.5%
top 10.80%
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 Omnibox in Google Chrome on Linux prior to 88.0.4324.96 allowed a remote attacker 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 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

🔴Vulnerability Details

3
GHSA
GHSA-vwv9-76qv-g45f: Use after free in Omnibox in Google Chrome on Linux prior to 88↗2022-05-24
▶
OSV
CVE-2021-21121: Use after free in Omnibox in Google Chrome on Linux prior to 88↗2021-02-09
▶
CVEList
CVE-2021-21121: Use after free in Omnibox in Google Chrome on Linux prior to 88↗2021-02-09
▶

📋Vendor Advisories

3
Chrome
Stable Channel Update for Desktop: CVE-2021-21120↗2021-01-19
▶
Microsoft
Chromium CVE-2021-21121: Use after free in Omnibox↗2021-01-12
▶
Debian
CVE-2021-21121: chromium - Use after free in Omnibox in Google Chrome on Linux prior to 88.0.4324.96 allowe...↗2021
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CVE-2021-21121 — Use After Free in Google Chrome | cvebase