CVE-2026-46219

spi: mpc52xx: fix use-after-free on unbind

HIGH
7.8
CVSS Score
Published: May 28, 2026 at 09:40 AM UTC
Updated: June 17, 2026 at 10:53 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: fix use-after-free on unbind The state machine work is scheduled by the interrupt handler and therefore needs to be cancelled after disabling interrupts to avoid a potential use-after-free.

Affected

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

v ≥ 5.4.2875.10.231 ≤ v < 5.10.2585.15.174 ≤ v < 5.15.2095.4.287 ≤ v < 5.56.1.120 ≤ v < 6.1.1756.12.5 ≤ v < 6.12.906.13 ≤ v < 6.18.326.13 ≤ v < 7.0.96.13 ≤ v < 7.16.13.1 ≤ v < 6.18.326.19 ≤ v < 7.0.96.6.66 ≤ v < 6.6.140373d55a47dc662e5e30d12ad5d334312f757c1f15.10.2315.15.1745.4.2876.1.1206.12.56.136.13 rc26.13 rc36.13 rc46.13 rc56.13 rc66.13 rc76.6.6690b72189de2cddacb26250579da0510b29a8b82b984836621aad98802d92c4a3047114cf518074c8cd5106c77d6d6828aa82449f01f4eb436d602a21d0cde3911cf24e1bcdd4caa1d1b9ef57589db5a1e0c6ce8424095c2da32a063d3fc027494c689817f65d85bc1ffd8a2c194bb2cd65e35ed3648ddd59
Vendor states this is fixed in 0944b20e9dfa2917bd70eb5b301cbb67fe54a718 (fixed)
Vendor states this is fixed in 6c3e413919a12627d04a31a4a5fccb9fc129bb02 (fixed)
Vendor states this is fixed in 706b3dc2ac7a998c55e14b3fd2e8f934c367e6e0 (fixed)
Vendor states this is fixed in ac8316c896c79f32c1d0a38cb41fd2b14cf8112e (fixed)
Vendor states this is fixed in bb6b50f709c5a01906ff72a07fdc070bb3357188 (fixed)
Vendor states this is fixed in bbcd6dd8e9f264440eaf6167382bf404911c1c46 (fixed)
Vendor states this is fixed in ed929d40963073f23cfb50219ccbcc6e0c3ea641 (fixed)
Vendor states this is fixed in ee52da0dd83ebcd89ecbbe2660c57b15a25489f2 (fixed)
Vendor states this is fixed in 5.10.258 (unaffected)
Vendor states this is fixed in 5.15.209 (unaffected)
Affected range stops below 5.5, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 6.1.175 (unaffected)
Vendor states this is fixed in 6.12.90 (unaffected)
Vendor states this is fixed in 6.13 (unaffected)
Vendor states this is fixed in 6.18.32 (unaffected)
Vendor states this is fixed in 6.6.140 (unaffected)
Vendor states this is fixed in 7.0.9 (unaffected)
Vendor states this is fixed in 7.1 (unaffected)

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-416

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