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I. Basic Information for CVE-2020-25668
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 资源管理错误漏洞
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 con_font_op()存在资源管理错误漏洞，该漏洞可强制使用被释放的内存，从而导致拒绝服务或执行自定义代码。
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
-Linux Kernel 5.9.2 -
II. Public POCs for CVE-2020-25668
#POC DescriptionSource LinkShenlong Link
1Nonehttps://github.com/hshivhare67/Kernel_4.1.15_CVE-2020-25668POC Details
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III. Intelligence Information for CVE-2020-25668
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IV. Related Vulnerabilities
Same product: Linux Kernel
Same vendor: n/a
Same weakness: CWE-362
V. Comments for CVE-2020-25668

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