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I. Basic Information for CVE-2021-30733
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted font may result in the disclosure of process memory.
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 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple macOS是美国苹果(Apple)公司的一套专为Mac计算机所开发的专用操作系统。 macOS存在缓冲区错误漏洞,该漏洞的存在是由于CoreText的边界条件。远程攻击者可利用该漏洞可以创建一个特别制作的字体文件,诱骗受害者打开它,触发越界读取错误,读取进程内存的内容。该漏洞允许远程攻击者可利用该漏洞访问潜在的敏感信息。macOS: 10.15 19A583、10.15 19A602、10.15 19A603、10.15.1 19B88、10.15.2 19C57、10.15.3 19D76、
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
AppleiOS and iPadOS unspecified ~ 14.6 -
ApplemacOS unspecified ~ 11.4 -
ApplemacOS unspecified ~ 14.6 -
ApplemacOS unspecified ~ 7.5 -
ApplemacOS unspecified ~ 2021 -
ApplemacOS unspecified ~ 2021 -
II. Public POCs for CVE-2021-30733
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III. Intelligence Information for CVE-2021-30733
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IV. Related Vulnerabilities
V. Comments for CVE-2021-30733

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