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I. Basic Information for CVE-2021-30766
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to execute arbitrary code with kernel privileges.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apple macOS Big Sur 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple macOS Big Sur是美国苹果(Apple)公司的一个手机应用APP。 Apple macOS Big Sur 11.5 存在缓冲区错误漏洞,该漏洞源于英特尔显卡驱动的边界错误,本地用户可以运行特制的程序来触发越界写入并导致系统意外终止或写入内核内存。该漏洞允许本地用户升级系统上的特权。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
AppleSecurity Update - Catalina unspecified ~ 2021 -
ApplemacOS unspecified ~ 11.5 -
ApplemacOS unspecified ~ 2021 -
II. Public POCs for CVE-2021-30766
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III. Intelligence Information for CVE-2021-30766
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IV. Related Vulnerabilities
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