CVE-2026-92484

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

State: Published
Severity: Not scored
Published: Sep 17, 2026
Updated: Oct 19, 2026
Reserved: Sep 16, 2026

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fc to before 68edf359b0b45cad2654510c1ca257079b241aa5Affected b3dc5c735a754142831f705068fcfa77551724ff to before b38ca9ce8c7d9b8151bb9e4770404c5e39600a48Affected d90acdf49e18029cfe4194475c45ef143657737a to before f54b96e8aadbfc7f2a1b26df349ef9b062c47d2eAffected d90acdf49e18029cfe4194475c45ef143657737a to before 8f7683ce37a53eeabd721941517341d2eef2cf3cAffected d90acdf49e18029cfe4194475c45ef143657737a to before 15da704b732332cc1e8f121f624e5e6c05124c5dAffected 8ad454d3050a40fd616d481e48d1aebb27d9951eAffected 6.6.96 to before 6.6.157Affected 6.12.36 to before 6.12.110Affected 6.15.5 to before 6.16Affected
LinuxLinux	6.16Affected before 6.16Not affected 6.6.157 through 6.6.Not affected 6.12.110 through 6.12.Not affected 6.18.52 through 6.18.Not affected 7.2.6 through 7.2.Not affected 7.3 and laterNot affected

Product

Versions

LinuxLinux

9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fc to before 68edf359b0b45cad2654510c1ca257079b241aa5Affected
b3dc5c735a754142831f705068fcfa77551724ff to before b38ca9ce8c7d9b8151bb9e4770404c5e39600a48Affected
d90acdf49e18029cfe4194475c45ef143657737a to before f54b96e8aadbfc7f2a1b26df349ef9b062c47d2eAffected
d90acdf49e18029cfe4194475c45ef143657737a to before 8f7683ce37a53eeabd721941517341d2eef2cf3cAffected
d90acdf49e18029cfe4194475c45ef143657737a to before 15da704b732332cc1e8f121f624e5e6c05124c5dAffected
8ad454d3050a40fd616d481e48d1aebb27d9951eAffected
6.6.96 to before 6.6.157Affected
6.12.36 to before 6.12.110Affected
6.15.5 to before 6.16Affected

LinuxLinux

6.16Affected
before 6.16Not affected
6.6.157 through 6.6.*Not affected
6.12.110 through 6.12.*Not affected
6.18.52 through 6.18.*Not affected
7.2.6 through 7.2.*Not affected
7.3 and laterNot affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.