CVE-2022-50327
Medium
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 () ]
SeverityMedium
CVSS5.5
Exploit probability5. percentile0.2%
Product
Linux Kernel
PublishedSep 15, 2025
First seenSep 15, 2025
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel5.4.297, 5.10.241, 5.15.190, 6.0.16, 6.1.2 or later
Patches
- git.kernel.org/stable/c/2437513a814b3e93bd02879740a8a06e52e2cf7d
- git.kernel.org/stable/c/2ecd629c788bbfb96be058edade2e934d3763eaf
- git.kernel.org/stable/c/8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9
- git.kernel.org/stable/c/ad1190744da9d812da55b76f2afce750afb0a3bd
- git.kernel.org/stable/c/b85f0e292f73f353eea915499604fbf50c8238b4
- git.kernel.org/stable/c/fdee7a0acc566c4194d40a501b8a1584e86cc208
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.8 ≤ v < 5.4.297, 5.5 ≤ v < 5.10.241, 5.11 ≤ v < 5.15.190, 5.16 ≤ v < 6.0.16, 6.1 ≤ v < 6.1.2 | 5.4.297, 5.10.241, 5.15.190, 6.0.16, 6.1.2 |
| debian debian_linux | 11.0 | — |
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