Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
network backend may cause Linux netfront to use freed SKBs While adding logic to support XDP (eXpress Data Path), a code label was moved in a way allowing for SKBs having references (pointers) retained for further processing to nevertheless be freed.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen 安全漏洞
Vulnerability Description
Xen是英国剑桥（Cambridge）大学的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen 存在安全漏洞，该漏洞源于网络后端在添加逻辑以支持XDP（eXpress数据路径）时可能导致Linux netfront使用已释放的SKBs ，代码标签被移动时允许SKB保留引用（指针）以进一步处理被释放。
CVSS Information
N/A
Vulnerability Type
N/A