Vulnerability Information
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Vulnerability Title
N/A
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.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 资源管理错误漏洞
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。
CVSS Information
N/A
Vulnerability Type
N/A