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CVE-2021-3483

AI Predicted 5.5 Difficulty: Moderate EPSS 0.36% · P29

Affected Version Matrix 7

VendorProductVersion RangeStatus
Linuxkernel< 4.4.265affected
4.5< 4.9.265affected
4.10< 4.14.229affected
4.15< 4.19.185affected
4.20< 5.4.110affected
5.5< 5.10.28affected
5.11< 5.11.12affected
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I. Basic Information for CVE-2021-3483

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
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 存在安全漏洞，攻击者可利用该漏洞可以通过嘈杂的Linux内核的ioctl()强制使用一个释放的内存区域，以触发拒绝服务，并可能运行代码。
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
Linuxkernel 0 ~ 4.4.265 -

II. Public POCs for CVE-2021-3483

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III. Intelligence Information for CVE-2021-3483

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Vendor Advisories for CVE-2021-3483 (1)

Mailing List Discussions for CVE-2021-3483 (3)

IV. Related Vulnerabilities

Same product: kernel
Same vendor: Linux
Same weakness: CWE-416

V. Comments for CVE-2021-3483

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