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CVE-2026-97450

Linux: ACPICA: validate handler object type in two places

Linux LinuxOperating systems
Open in ThreatlineRecord JSON
CVSS
8.4High
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.14%Chance of exploitation activity in the next 30 days, higher than 3% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in7af2da201623ab5bc0773bd3eeb2f2345cfa1c4aAlso 9d9fbf6b895a23238e4a7b1a3230f648f0d952a1, 254e304f68dc079906ce2df4723548ffe35f682a and 1 moreCVE List
Published24 Sep 2026Updated 3 Oct 2026CVE List

What fixes it

  • 7af2da201623ab5bc0773bd3eeb2f2345cfa1c4aLinuxCVE List
  • 9d9fbf6b895a23238e4a7b1a3230f648f0d952a1LinuxCVE List
  • 254e304f68dc079906ce2df4723548ffe35f682aLinuxCVE List
  • 4c977d57a784682dc8c6cce2f9253ef44ec28ae8LinuxCVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

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().

Text from CVE List

Affected versions 16

  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 7af2da201623ab5bc0773bd3eeb2f2345cfa1c4aCVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 9d9fbf6b895a23238e4a7b1a3230f648f0d952a1CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before e98825650c2eb1605c707fd1391ceed65bb8e481CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 254e304f68dc079906ce2df4723548ffe35f682aCVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before bfd981d35ed3156414fd35b4fe311d5d25cbfca6CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 4c977d57a784682dc8c6cce2f9253ef44ec28ae8CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before c5296da2d516707862f8a2dbb4b515f777e5294fCVE List
  • Linuxaffected: 2.6.12CVE List
  • Linuxunaffected: all versions before 2.6.12CVE List
  • Linuxunaffected: 5.10.271 through 5.10.*CVE List
  • Linuxunaffected: 5.15.222 through 5.15.*CVE List
  • Linuxunaffected: 6.1.189 through 6.1.*CVE List
  • Linuxunaffected: 6.6.158 through 6.6.*CVE List
  • Linuxunaffected: 6.12.111 through 6.12.*CVE List
  • Linuxunaffected: 6.18.53 through 6.18.*CVE List
  • Linuxunaffected: 7.2CVE List

References 7