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CVE-2022-4135: Google Chromium GPU Heap Buffer Overflow Vulnerability

criticalknown exploitedCVE-2022-4135
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Google Chromium GPU contains a heap buffer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

CSIRTS triage

vendor: Googleproduct: Chromium GPURemote code execution
What
A heap buffer overflow vulnerability allows a remote attacker to potentially perform a sandbox escape via a crafted HTML page.
Who is affected
Users of web browsers utilizing the Chromium GPU, including Google Chrome and Microsoft Edge.
Urgency
Immediate remediation is necessary due to the critical nature and exploitation status of the vulnerability.
Action
Update to the latest version of the affected web browsers.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-11-28
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2022-4135

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2022-4135coverage & exploitation statusNVD · CVE.org

Recent advisories for Google Chromium GPU

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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