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I. Basic Information for CVE-2021-47404
Vulnerability Information

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Vulnerability Title
HID: betop: fix slab-out-of-bounds Write in betop_probe
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: HID: betop: fix slab-out-of-bounds Write in betop_probe Syzbot reported slab-out-of-bounds Write bug in hid-betopff driver. The problem is the driver assumes the device must have an input report but some malicious devices violate this assumption. So this patch checks hid_device's input is non empty before it's been used.
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HID:betop模块存在漏洞。
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 52cd7785f3cdd2724f4efb5b21dbc75d6f9ccef4 ~ a4faa7153b87fbcfe4be15f4278676f79ca6e019 -
LinuxLinux 4.0 -
II. Public POCs for CVE-2021-47404
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III. Intelligence Information for CVE-2021-47404
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IV. Related Vulnerabilities
V. Comments for CVE-2021-47404

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