CVE-2026-97448

ACPICA: Add validation for node in acpi_ns_build_normalized_path()

HIGH

7.7

CVSS Score

Published: September 24, 2026 at 04:04 PM UTC

Updated: October 3, 2026 at 11:17 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7.7

Exploit prediction

EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Add validation for node in acpi_ns_build_normalized_path() Add validation for node in acpi_ns_build_normalized_path() to prevent use-after-free vulnerabilities.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

4.3 ≤ v < 5.10.2714.3 ≤ v < 5.15.2224.3 ≤ v < 6.1.1894.3 ≤ v < 6.12.1114.3 ≤ v < 6.18.534.3 ≤ v < 6.6.1584.3 ≤ v < 7.24.3d1e7ffe50ba588ddf7de520990815c37f31776d8

Vendor states this is fixed in 087eed8b347e14864f8806fa1f5976c7dc2c6792 (fixed)

Vendor states this is fixed in 21a73528579fcbd673b668bd27a05b658123bc1b (fixed)

Vendor states this is fixed in 26dd27000e9540fcb594f15010b0696b03b0d240 (fixed)

Vendor states this is fixed in 90ebe7f8bb6ca1c6eadb16bed141ab8bb3dbab70 (fixed)

Vendor states this is fixed in 96b2b616870e46e2bc04efec03879683a0036e66 (fixed)

Vendor states this is fixed in b06bb9b82c8f9a522dde213b1e0ddd535f22e3a2 (fixed)

Vendor states this is fixed in babb146ceb79e71f328788f1e2c8c7c224026e61 (fixed)

Vendor states this is fixed in 4.3 (unaffected)

Vendor states this is fixed in 5.10.271 (unaffected)

Vendor states this is fixed in 5.15.222 (unaffected)

Vendor states this is fixed in 6.1.189 (unaffected)

Vendor states this is fixed in 6.12.111 (unaffected)