vulnerability

Red Hat: CVE-2022-49122: kernel: dm ioctl: prevent potential spectre v1 gadget

Severity
6
CVSS
(AV:L/AC:L/Au:N/C:C/I:P/A:P)
Published
Feb 26, 2025
Added
Jul 9, 2025
Modified
Jul 10, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

dm ioctl: prevent potential spectre v1 gadget

It appears like cmd could be a Spectre v1 gadget as it's supplied by a
user and used as an array index. Prevent the contents of kernel memory
from being leaked to userspace via speculative execution by using
array_index_nospec.

Solution

no-fix-redhat-rpm-package
Title
NEW

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