Advisory Details

May 21st, 2025

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

CVE ID	CVE-2025-31209
CVSS SCORE	3.3, AV:L/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. Interaction with the CoreGraphics framework is required to exploit this vulnerability but attack vectors may vary depending on the implementation. 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-us/122716
DISCLOSURE TIMELINE	2025-03-25 - Vulnerability reported to vendor 2025-05-21 - Coordinated public release of advisory 2025-05-21 - Advisory Updated
CREDIT	Hossein Lotfi (@hosselot) of Trend Micro Zero Day Initiative

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