CVE-2022-49122

dm ioctl: prevent potential spectre v1 gadget

published February 26, 2025

CVSS
—
EPSS
0%
Percentile
22.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00307 · 22.3th percentile
Published
2025-02-26T01:55Z
EPSS history
Timeline
  • 26 FEB 01:55Z
    dm ioctl: prevent potential spectre v1 gadget
    cvelistv5