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I. Basic Information for CVE-2023-52840
Vulnerability Information

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Vulnerability Title
Input: synaptics-rmi4 - fix use after free in rmi_unregister_function()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - fix use after free in rmi_unregister_function() The put_device() calls rmi_release_function() which frees "fn" so the dereference on the next line "fn->num_of_irqs" is a use after free. Move the put_device() to the end to fix this.
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Input模块存在释放后重用漏洞。
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 24d28e4f1271cb2f91613dada8f2acccd00eff56 ~ 2f236d8638f5b43e0c72919a6a27fe286c32053f -
LinuxLinux 4.18 -
II. Public POCs for CVE-2023-52840
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III. Intelligence Information for CVE-2023-52840
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IV. Related Vulnerabilities
V. Comments for CVE-2023-52840

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