medium5.5
CVE-2021-46919
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 de…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 5.6.0 before 5.10.32 from 5.11.0 before 5.11.16 |
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281
- https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd
- https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae
- https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281
- https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd
- https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae