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CVE-2026-97452

Linux: ACPICA: Prevent adding invalid references

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 in2350a6f89eca45f9219f37b331e4083f96299996Also 61cb905c33d0e0c6ff3c9c90fb269331bce8c2c0, 6e8c55e13a5e3a9f38921d62924f18ceba3330ebCVE List
Published24 Sep 2026Updated 3 Oct 2026CVE List

What fixes it

  • 2350a6f89eca45f9219f37b331e4083f96299996LinuxCVE List
  • 61cb905c33d0e0c6ff3c9c90fb269331bce8c2c0LinuxCVE List
  • 6e8c55e13a5e3a9f38921d62924f18ceba3330ebLinuxCVE 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: Prevent adding invalid references

Prevent adding references for local, argument, and debug objects in acpi_ut_copy_simple_object().

Text from CVE List

Affected versions 16

  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 2350a6f89eca45f9219f37b331e4083f96299996CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 61cb905c33d0e0c6ff3c9c90fb269331bce8c2c0CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d239ccf5069f892cc36b9befafda030b3ca789e6CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before c2cf936b07b0a298637e56e53ef043c7ff8eee31CVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before e16d1e5fcb17dfc369e20095f8cf5e841101279eCVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before a6cd2fc2d5429a5b7d5a8b9ba0e6663e8ccbc9baCVE List
  • Linuxaffected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 6e8c55e13a5e3a9f38921d62924f18ceba3330ebCVE 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