| CVE ID | CVE-2020-9955 | 
| 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 DecodeRow function. Crafted data in a KTX image can trigger a read past the end of an allocated data structure. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. | 
| ADDITIONAL DETAILS | This issue was addressed in macOS Big Sur 11.0.1 and iOS 14. | 
| DISCLOSURE TIMELINE | 
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| CREDIT | Mickey Jin of Trend Micro Mobile Security Research Team |