CVE-2022-49054

CVE-2022-49054

High · published February 26, 2025

CVSS v3.1
7.1
EPSS
0%
Percentile
21.5
In the wild
Unconfirmed
What it is

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

Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests

hv_panic_page might contain guest-sensitive information, do not dump it

over to Hyper-V by default in isolated guests.

While at it, update some comments in hyperv_{panic,die}_event().

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00300 · 21.5th percentile
Published
2025-02-26T12:00Z
Affected products (3)
ProductVersionsFixed in
linux/linux_kernel< 5.15.355.15.35
linux/linux_kernel≥ 5.16, < 5.17.45.17.4
linux/linux_kernelall versions—
References (3)
https://git.kernel.org/stable/c/1b576e81d31b56b248316b8ff816b1cc5c4407c7 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6230bc50d6d21cae4c084766623d0a6d17958721 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9f8b577f7b43b2170628d6c537252785dcc2dcea · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 26 FEB 01:54Z
    Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by default in isolated guests
    cvelistv5