CVE-2026-46241 | spi: mpc52xx: fix use-after-free on registration failure

In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: fix use-after-free on registration failure Make sure to disable and free the interrupts in case controller registration fails to avoid a potential use-after-free and resource leak. This issue was flagged by Sashiko when reviewing a controller deregistration fix.

Published: 2026-05-28 Last update: 2026-05-28 Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Conclusion & alert: CVE-2026-46241 is rated Low Risk (4.9/100): low exploitation likelihood (EPSS 0.02%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-46241

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-28 0.02%

Full EPSS history (1 record total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-46241

CVSS metrics for this CVE.

No CVSS data in dataset for this CVE.

Weakness enumeration for CVE-2026-46241

GitHub Security Advisory for CVE-2026-46241

GHSA-529r-6cww-q8vr · Severity: unknown — In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: fix use-after...

OS Trackers for CVE-2026-46241

vendor priority summary link
debian not yet assigned CVE-2026-46241 not yet assigned priority: Debian including 1 source packages (linux), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 3, open 2. https://security-tracker.debian.org/tracker/CVE-2026-46241
redhat https://access.redhat.com/security/cve/CVE-2026-46241
suse medium https://www.suse.com/security/cve/CVE-2026-46241/

Affected software / configurations for CVE-2026-46241

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2026-46241

cvelogic Threat Intelligence