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 () ]
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | 4.8 | 5.4.297 |
| linux / linux_kernel | 5.5 | 5.10.241 |
| linux / linux_kernel | 5.11 | 5.15.190 |
| linux / linux_kernel | 5.16 | 6.0.16 |
| linux / linux_kernel | 6.1 | 6.1.2 |
| debian / debian_linux | 11.0 | 11.0.x |
- 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
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