Advisory Details

June 24th, 2025

Apple macOS CoreGraphics PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-25-418
ZDI-CAN-26498

CVE ID CVE-2025-31196
CVSS SCORE 4.3, AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
AFFECTED VENDORS Apple
AFFECTED PRODUCTS macOS
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Apple macOS. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

ADDITIONAL DETAILS Apple has issued an update to correct this vulnerability. More details can be found at:
https://support.apple.com/en-ca/122373
DISCLOSURE TIMELINE
  • 2025-03-06 - Vulnerability reported to vendor
  • 2025-06-24 - Coordinated public release of advisory
  • 2025-06-24 - Advisory Updated
CREDIT wac
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