CVE-2022-50327

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value The return value of acpi_fetch_acpi_dev() could be NULL, which would cause a NULL pointer dereference to occur in acpi_device_hid(). [ rjw: Subject and changelog edits, added empty line after if () ]

Score

CVSS 3.1 5.5 Medium

Status

Analyzed - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2025-09-15

Last modified

2026-05-11

Weaknesses

CWE-476

Affected products

• Debian Linux (Debian)
• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/2437513a814b3e93bd02879740a8a06e52e2cf7d
• https://git.kernel.org/stable/c/2ecd629c788bbfb96be058edade2e934d3763eaf
• https://git.kernel.org/stable/c/8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9
• https://git.kernel.org/stable/c/ad1190744da9d812da55b76f2afce750afb0a3bd
• https://git.kernel.org/stable/c/b85f0e292f73f353eea915499604fbf50c8238b4
• https://git.kernel.org/stable/c/fdee7a0acc566c4194d40a501b8a1584e86cc208
• https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html