Bug 2538023 (CVE-2026-93382)

Summary: CVE-2026-93382 chromium-browser: Chromium: Arbitrary code execution via use-after-free in PDFium
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Chromium. This use-after-free vulnerability in PDFium allows a remote attacker to execute arbitrary code. By enticing a user to open a specially crafted HTML page, an attacker can exploit this flaw to gain control within the browser's security sandbox.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2542236, 2542237    
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Description OSIDB Bzimport 2026-09-22 16:38:12 UTC
Use after free in PDFium in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)