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CVE-2021-43057

EPSS 0.15% · P35
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I. Basic Information for CVE-2021-43057

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in the Linux kernel before 5.14.8. A use-after-free in selinux_ptrace_traceme (aka the SELinux handler for PTRACE_TRACEME) could be used by local attackers to cause memory corruption and escalate privileges, aka CID-a3727a8bac0a. This occurs because of an attempt to access the subjective credentials of another task.
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 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 5.14.8之前版本存在安全漏洞，该漏洞源于selinux_ptrace_traceme（又名 PTRACE_TRACEME 的 SELinux 处理程序）中存在释放后重用的问题。本地攻击者可利用该漏洞进行内存破坏攻击和权限提升。
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
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II. Public POCs for CVE-2021-43057

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III. Intelligence Information for CVE-2021-43057

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Same Patch Batch · n/a · 2021-10-28 · 19 CVEs total

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CVE-2021-36548Monstra CMS 代码问题漏洞
CVE-2021-36547Mara CMS 代码问题漏洞
CVE-2020-25422Mara CMS 跨站脚本漏洞
CVE-2021-22097Spring AMQP 代码问题漏洞
CVE-2021-43056Linux kernel 安全漏洞
CVE-2021-22047VMware Spring Security 安全漏洞
CVE-2021-22044Spring Cloud OpenFeign 安全漏洞
CVE-2021-41728Sourcecodester News247 Cms 跨站脚本漏洞
CVE-2020-22312Hznuoj 跨站脚本漏洞
CVE-2021-37254M-Files Web 授权问题漏洞
CVE-2021-37915Grandstream Ht801 安全漏洞
CVE-2021-37748Grandstream Ht801 缓冲区错误漏洞
CVE-2019-19810ZOOM Zoom Call Recording 代码问题漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

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