Vulnerability Information
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Vulnerability Title
Potential jail escape vulnerabilities in netmap
Vulnerability Description
The total size of the user-provided nmreq to nmreq_copyin() was first computed and then trusted during the copyin. This time-of-check to time-of-use bug could lead to kernel memory corruption. On systems configured to include netmap in their devfs_ruleset, a privileged process running in a jail can affect the host environment.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FreeBSD 安全漏洞
Vulnerability Description
FreeBSD是Freebsd基金会的一套类Unix操作系统。 FreeBSD存在安全漏洞，该漏洞源于netmap中的竞争条件而存在的。本地用户可以触发竞争条件，从而导致内存损坏和代码执行。攻击者利用该漏洞可以绕过已实施的安全限制。
CVSS Information
N/A
Vulnerability Type
N/A