CVE-2021-46917

Published: Feb 27, 2024Modified: Nov 21, 2024

5.5

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq cleanup of WQCFG registers A pre-release silicon erratum workaround where wq reset does not clear WQCFG registers was leaked into upstream code. Use wq reset command instead of blasting the MMIO region. This also address an issue where we clobber registers in future devices.

Affected (2)

Products: Linux: Linux Kernel

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 5.11.0 to 5.11.16
Linux Linux Kernel	From 5.8.0 to 5.10.32

Related CWEs

Exposure of Resource to Wrong Sphere

The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.

References (6)

https://git.kernel.org/stable/c/e5eb9757fe4c2392e069246ae78badc573af1833

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/ea9aadc06a9f10ad20a90edc0a484f1147d88a7a

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/f7dc8f5619165e1fa3383d0c2519f502d9e2a1a9

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/e5eb9757fe4c2392e069246ae78badc573af1833

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://git.kernel.org/stable/c/ea9aadc06a9f10ad20a90edc0a484f1147d88a7a

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://git.kernel.org/stable/c/f7dc8f5619165e1fa3383d0c2519f502d9e2a1a9

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

Timeline

No history available yet.