Vulnerability Information
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Vulnerability Title
Use-after-free in Linux kernel's ipv4: igmp component
Vulnerability Description
A use-after-free vulnerability in the Linux kernel's ipv4: igmp component can be exploited to achieve local privilege escalation. A race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object which is freed by another thread. We recommend upgrading past commit e2b706c691905fe78468c361aaabc719d0a496f1.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vulnerability Type
释放后使用
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 存在资源管理错误漏洞，该漏洞源于ipv4: igmp 组件中包含内存释放后重用问题，可以利用竞争条件导致计时器错误地注册在由另一个线程释放的 RCU 读锁定对象上，实现本地权限提升。
CVSS Information
N/A
Vulnerability Type
N/A