CVE-2022-50327NULL Pointer Dereference in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 93.38%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 15
Latest updateDec 16

Description

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 () ]

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

NVDlinux/linux_kernel4.85.4.297+4
Debianlinux/linux_kernel< 5.10.244-1+3
CVEListV5linux/linuxa36a7fecfe6071732075ad5aa31196adce13181b8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9+6

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

3
GHSA
GHSA-6xpj-qhg8-8h28: In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value The return value2025-09-15
CVEList
ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value2025-09-15
OSV
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 o2025-09-15

📋Vendor Advisories

12
Ubuntu
Linux kernel (Azure) vulnerabilities2025-12-16
Ubuntu
Linux kernel (KVM) vulnerabilities2025-12-15
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2025-12-15
Ubuntu
Linux kernel vulnerabilities2025-12-05
Ubuntu
Linux kernel (Azure) vulnerabilities2025-12-05
CVE-2022-50327 — NULL Pointer Dereference in Linux | cvebase