Bug 2538299 (CVE-2026-93376)

Summary: CVE-2026-93376 chromium-browser: Chromium-browser: Information disclosure via out-of-bounds read
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in chromium-browser. A local attacker, by leveraging social engineering, could exploit an out-of-bounds read vulnerability within the DataTransfer component. This could allow the attacker to read sensitive memory outside of the browser's security sandbox, potentially leading to information disclosure.
 Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2542236, 2542237    
Bug Blocks:    

Description OSIDB Bzimport 2026-09-22 17:40:07 UTC 
Out of bounds read in DataTransfer in Google Chrome prior to 153.0.8010.52 allowed a local attacker leveraging social engineering to read memory outside the sandbox via a local program. (Chromium security severity: Medium)