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I. Basic Information for CVE-2021-47620
Vulnerability Information

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Vulnerability Title
Bluetooth: refactor malicious adv data check
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: refactor malicious adv data check Check for out-of-bound read was being performed at the end of while num_reports loop, and would fill journal with false positives. Added check to beginning of loop processing so that it doesn't get checked after ptr has been advanced.
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
Linux kernel安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞,该漏洞源于 Bluetooth 模块重构恶意 adv 数据检查。
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
LinuxLinux 048acfa4daf167b007b6bd8bef474e90c2282a5f ~ 305e92f525450f3e1b5f5c9dc7eadb152d66a082 -
LinuxLinux 4.4.300 ~ 4.4.302 -
II. Public POCs for CVE-2021-47620
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III. Intelligence Information for CVE-2021-47620
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IV. Related Vulnerabilities
V. Comments for CVE-2021-47620

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