Vulnerability Information
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Vulnerability Title
ublk: don't allow user copy for unprivileged device
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ublk: don't allow user copy for unprivileged device UBLK_F_USER_COPY requires userspace to call write() on ublk char device for filling request buffer, and unprivileged device can't be trusted. So don't allow user copy for unprivileged device.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
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存在安全漏洞，该漏洞源于允许非特权设备进行用户空间复制操作，可能导致安全风险。
CVSS Information
N/A
Vulnerability Type
N/A