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CVE-2026-31389

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CVE-2026-31389

Published: Apr 3, 2026

Modified: May 11, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

Description

In the Linux kernel, the following vulnerability has been resolved: spi: fix use-after-free on controller registration failure Make sure to deregister from driver core also in the unlikely event that per-cpu statistics allocation fails during controller registration to avoid use-after-free (of driver resources) and unclocked register accesses.

VendorProductVersions

Linux

Linux

affected
6598b91b5ac32bc756d7c3000a31f775d4ead1c4 - < 0e23f50086da7d0b183dfeac26021acfcdee086b
affected
6598b91b5ac32bc756d7c3000a31f775d4ead1c4 - < 6bbd385b30c7fb6c7ee0669e9ada91490938c051
affected
6598b91b5ac32bc756d7c3000a31f775d4ead1c4 - < afe27c1f43aa57530011f419be6ddf71306565d2
affected
6598b91b5ac32bc756d7c3000a31f775d4ead1c4 - < 80f3e8cd2b4ad355b2ad2024cf423f6d183404f7
affected
6598b91b5ac32bc756d7c3000a31f775d4ead1c4 - < 23b51bad2eb8787aa74324cfccefb258515ae5ba

+1 more versions

Linux

Linux

affected
6.0
unaffected
0 - < 6.0
unaffected
6.1.167 - <= 6.1.*
unaffected
6.6.130 - <= 6.6.*
unaffected
6.12.78 - <= 6.12.*

+3 more versions

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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