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Back to active CVEs
Unknown severity · Source severity not reportedCVE-2026-46241

spi: mpc52xx: fix use-after-free on registration failureCVE-2026-46241

Answer in brief

CVE-2026-46241 records a Unknown severity vulnerability in spi: mpc52xx: fix use-after-free on registration failure. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published May 28, 2026Updated Oct 21, 2026Source checked Oct 21, 2026First seen by HOL Oct 21, 2026Material review Oct 21, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linux/Linuxgeneric>=42bbb70980f3720b0ae6da6af862af0e95a04351 <dd74a790818ebb9a2be3a94ac935a374755cd278 || >=42bbb70980f3720b0ae6da6af862af0e95a04351 <8b49b6aadd0c622ca7d68b4a53ae10362e221cf3 || >=42bbb70980f3720b0ae6da6af862af0e95a04351 <336d9ad7560b3baba17af06727a888040ee93390 || >=42bbb70980f3720b0ae6da6af862af0e95a04351 <5c77f11b9b5f1ad5a704dad875260c44016ede10 || >=42bbb70980f3720b0ae6da6af862af0e95a04351 <f62c060272b9d7423b1650b844e8e4e7b8f9f925dd74a790818ebb9a2be3a94ac935a374755cd278, 8b49b6aadd0c622ca7d68b4a53ae10362e221cf3, 336d9ad7560b3baba17af06727a888040ee93390, 5c77f11b9b5f1ad5a704dad875260c44016ede10, f62c060272b9d7423b1650b844e8e4e7b8f9f925
Linux/Linuxgeneric2.6.33Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
  2. 2Review the reported fix. Update Linux/Linux to dd74a790818ebb9a2be3a94ac935a374755cd278 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    May 28, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 21, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 21, 2026

Sources and claim methodology

  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
Not reported
Source
CVE List V5
Source checked
Oct 21, 2026
References
5 linked sources
Open source record