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18/12/2025
Zero-Day Initiative

ZDI-25-1127: Apple Safari JavaScriptCore FTL DataView byteLength Property Handling Type Confusion Remote Code Execution Vulnerability

by Deepanshu Jha
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Apple Safari. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2025-43541.
  • Next ZDI-25-1128: AzeoTech DAQFactory CTL File Parsing Use-After-Free Remote Code Execution Vulnerability
  • Previous ZDI-25-1126: Apple Safari JavaScriptCore HashTable Expansion Integer Overflow Remote Code Execution Vulnerability

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