CVE-2026-92484

cxl/region: Fix use-after-free in find_pos_and_ways() error path

N/A

Published: September 17, 2026 at 04:10 PM UTC

Updated: October 19, 2026 at 09:19 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

N/A

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix use-after-free in find_pos_and_ways() error path The error path releases its reference to a switch decoder before logging an error that includes the decoder name. If the released reference is the last one, the decoder can be freed before the error message accesses its name. Drop the reference after the error is reported.

Affected

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

Linux Kernel · Linux

90%

6.12.36 6.15.5 6.16 6.6.968ad454d3050a40fd616d481e48d1aebb27d9951e9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fcb3dc5c735a754142831f705068fcfa77551724ffd90acdf49e18029cfe4194475c45ef143657737a

Vendor states this is fixed in 15da704b732332cc1e8f121f624e5e6c05124c5d (fixed)

Vendor states this is fixed in 68edf359b0b45cad2654510c1ca257079b241aa5 (fixed)

Vendor states this is fixed in 8f7683ce37a53eeabd721941517341d2eef2cf3c (fixed)

Vendor states this is fixed in b38ca9ce8c7d9b8151bb9e4770404c5e39600a48 (fixed)

Vendor states this is fixed in f54b96e8aadbfc7f2a1b26df349ef9b062c47d2e (fixed)

Vendor states this is fixed in 6.12.110 (unaffected)

Vendor states this is fixed in 6.16 (unaffected)

Vendor states this is fixed in 6.18.52 (unaffected)

Vendor states this is fixed in 6.6.157 (unaffected)

Vendor states this is fixed in 7.2.6 (unaffected)

Vendor states this is fixed in 7.3 (unaffected)

Vendor states this is fixed in 7.3-rc1 (unaffected)