Vulnerabilities > CVE-2021-46919 - Unspecified vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state.
Vulnerable Configurations
References
- https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281
- https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281
- https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd
- https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd
- https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae
- https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae