Linux vulnerability

In the Linux kernel, the following vulnerability has been resolved: ACPICA: validate handler object type in two places ACPICA: validate handler object type in acpi_ev_has_default_handler() and acpi_ev_find_region_handler().

Published 24 Sep 2026Updated 28 Sep 20263 sources
CVSS 8.4

What happened

In the Linux kernel, the following vulnerability has been resolved: ACPICA: validate handler object type in two places ACPICA: validate handler object type in acpi_ev_has_default_handler() and acpi_ev_find_region_handler().

Affected versions

Linux: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 through before bfd981d35ed3156414fd35b4fe311d5d25cbfca6 (git); 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 through before 4c977d57a784682dc8c6cce2f9253ef44ec28ae8 (git); 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 through before c5296da2d516707862f8a2dbb4b515f777e5294f (git); 2.6.12 Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.