CVE-2021-4066 — Integer Underflow (Wrap or Wraparound) in Google Chrome

CWE-191 — Integer Underflow (Wrap or Wraparound)CWE-125 — Out-of-bounds Read9 documents7 sources
Severity
8.8HIGHNVD
EPSS
1.9%
top 16.81%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Google ChromeChromiumDebian Chromium+4 more
Timeline
PublishedDec 23
Latest updateFeb 27

Description

Integer underflow in ANGLE in Google Chrome prior to 96.0.4664.93 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 Packages6 packages

▶CVEListV5google/chromeunspecified — 96.0.4664.93
▶NVDgoogle/chrome< 96.0.4664.93
▶debiandebian/chromium< chromium 97.0.4692.71-0.1 (bookworm)
▶Debianchromium/chromium< 97.0.4692.71-0.1~deb11u1+3

Also affects: Debian Linux 10.0, 11.0, Fedora 34

🔴Vulnerability Details

2
GHSA
GHSA-3m9h-8r9r-7c84: Integer underflow in ANGLE in Google Chrome prior to 96↗2021-12-24
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OSV
CVE-2021-4066: Integer underflow in ANGLE in Google Chrome prior to 96↗2021-12-23
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📋Vendor Advisories

4
Red Hat
kernel: net/sched: sch_frag: fix stack OOB read while fragmenting IPv4 packets↗2024-02-27
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Microsoft
Chromium: CVE-2021-4066 Integer underflow in ANGLE↗2021-12-14
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Chrome
Stable Channel Update for Desktop: CVE-2021-4065↗2021-12-06
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Debian
CVE-2021-4066: chromium - Integer underflow in ANGLE in Google Chrome prior to 96.0.4664.93 allowed a remo...↗2021
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