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…
Does this matter?
Lower severity and a low EPSS score (0.16%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.16% probability · 5th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel · debian/debian linux
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/2437513a814b3e93bd02879740a8a06e52e2cf7dPatch
- https://git.kernel.org/stable/c/2ecd629c788bbfb96be058edade2e934d3763eafPatch
- https://git.kernel.org/stable/c/8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9Patch
- https://git.kernel.org/stable/c/ad1190744da9d812da55b76f2afce750afb0a3bdPatch
- https://git.kernel.org/stable/c/b85f0e292f73f353eea915499604fbf50c8238b4Patch
- https://git.kernel.org/stable/c/fdee7a0acc566c4194d40a501b8a1584e86cc208Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.