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CVE-2026-46219

📛 CVE Title

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

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.

Overview

State
PUBLISHED
Assigner (CNA)
Linux
CVSS severity
high
CVSS score
CVSS 7.8 / 10 7.8 7.8 / 10
CVSS vector
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Effective score
7.8 / 10 HIGH source: CNA overview
MSRC score
5.5 / 10 MEDIUM MS rating: Moderate
CWE(s)
—
Reserved
2026-05-13
Published
2026-05-28 09:40 UTC
Last updated
2026-06-01 16:20 UTC
Source
https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/46xxx/CVE-2026-46219.json
Linked Threat
CVE-2026-46219 — CVE-2026-46219

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published
2026-05-28 10:16:37 UTC
NVD last modified
2026-06-17 10:53:21 UTC
NVD CVSS v3.1
CVSS 7.8 / 10 7.8 7.8 / 10 HIGH source: nvd@nist.gov
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability subscore
1.8 / 10
Impact subscore
5.9 / 10
EPSS score
0.0014 (probability of exploitation in next 30 days)
EPSS percentile
3.35% vs all CVEs — higher = more likely to be exploited, as of 2026-07-27

NVD-assigned CWE(s): CWE-416 (differs from the CNA list above)

NVD / KEV / EPSS data refreshed 2026-07-28 12:58 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID
EUVD-2026-32846
Assigner
Linux
Published
May 28, 2026, 9:40:35 AM
Updated
Jun 14, 2026, 6:03:33 PM
EUVD base score
0.0 / 10
EUVD-reported EPSS
0.1400
Vendors
Linux
Products
Linux (f65d85bc1ffd8a2c194bb2cd65e35ed3648ddd59 <bb6b50f709c5a01906ff72a07fdc070bb3357188)
Linux (patch: 6.12.90)
Linux (5.15.174 <5.15.209)
Linux (6.13)
Linux (5.10.231 <5.10.258)
Linux (e0c6ce8424095c2da32a063d3fc027494c689817 <ac8316c896c79f32c1d0a38cb41fd2b14cf8112e)
Linux (5.4.287 <5.5)
Linux (90b72189de2cddacb26250579da0510b29a8b82b <ee52da0dd83ebcd89ecbbe2660c57b15a25489f2)
Linux (patch: 5.10.258)
Linux (d0cde3911cf24e1bcdd4caa1d1b9ef57589db5a1)
Linux (6.12.5 <6.12.90)
Linux (373d55a47dc662e5e30d12ad5d334312f757c1f1 <0944b20e9dfa2917bd70eb5b301cbb67fe54a718)
Linux (patch: 7.1)
Linux (patch: 5.15.209)
Linux (984836621aad98802d92c4a3047114cf518074c8 <6c3e413919a12627d04a31a4a5fccb9fc129bb02)
Linux (patch: 6.6.140)
Linux (984836621aad98802d92c4a3047114cf518074c8 <bbcd6dd8e9f264440eaf6167382bf404911c1c46)
Linux (patch: 0)
Linux (cd5106c77d6d6828aa82449f01f4eb436d602a21 <ed929d40963073f23cfb50219ccbcc6e0c3ea641)
Linux (6.1.120 <6.1.175)
Linux (6.6.66 <6.6.140)
Linux (patch: 6.18.32)
Linux (patch: 6.1.175)
Linux (patch: 7.0.9)
Linux (984836621aad98802d92c4a3047114cf518074c8 <706b3dc2ac7a998c55e14b3fd2e8f934c367e6e0)
Aliases
GHSA-993q-fvmm-5hv9

ENISA 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.

EUVD references (8)

Microsoft Security Response Center MSRC

Microsoft's vendor-authoritative record from the Security Update Guide — its own CVSS score, impact, severity rating, exploit assessment, and KB-article fixes. Refreshed 2026-11-05 03:38 UTC (source: CVRF).

MS severity
Moderate
MS CVSS base score
5.5 / 10 (temporal 5.1)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U
Release
2026-May
Microsoft remediations / KB articles (2)

Affected products (2)

VendorProductVersionsPlatforms
Linux Linux e0c6ce8424095c2da32a063d3fc027494c689817 (affected), cd5106c77d6d6828aa82449f01f4eb436d602a21 (affected), 373d55a47dc662e5e30d12ad5d334312f757c1f1 (affected), f65d85bc1ffd8a2c194bb2cd65e35ed3648ddd59 (affected), 90b72189de2cddacb26250579da0510b29a8b82b (affected), 984836621aad98802d92c4a3047114cf518074c8 (affected), 984836621aad98802d92c4a3047114cf518074c8 (affected), 984836621aad98802d92c4a3047114cf518074c8 (affected), d0cde3911cf24e1bcdd4caa1d1b9ef57589db5a1 (affected), 5.10.231 (affected), 5.15.174 (affected), 6.1.120 (affected), 6.6.66 (affected), 6.12.5 (affected), 5.4.287 (affected) —
Linux Linux 6.13 (affected), 0 (unaffected), 5.10.258 (unaffected), 5.15.209 (unaffected), 6.1.175 (unaffected), 6.6.140 (unaffected), 6.12.90 (unaffected), 6.18.32 (unaffected), 7.0.9 (unaffected), 7.1-rc1 (unaffected) —

Affected products — CPE 2.3 (8) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:-:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc4:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc5:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc6:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc7:*:*:*:*:*:*

Vendor references (8)

References embedded in the original CVE record by the assigning CNA.

Web references (13)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

NVD-tagged references (8)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

Remediations (16)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

  • web:cyberpress.org

    The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two actively exploited Microsoft Defender vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, issuing an urgent remediation directive for federal agencies with a due date of June 3, 2026 .

    2026-06-04 00:00 UTC
  • web:cybersecuritynews.com

    Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.

    2026-06-04 00:00 UTC
  • web:portal.msrc.microsoft.com

    The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

    2026-06-04 00:00 UTC
  • web:support.esri.com

    The C version of this patch also includes additional bug fixes not related to security, refer to the updated Issues Addressed with this Patch section for the latest details. April 20, 2026 : The 11.4 version of the Portal for ArcGIS Security 2026 Update 1 Patch is now available.

    2026-06-04 00:00 UTC
  • web:support.servicenow.com

    Overview The advisories below document publicly disclosed Common Vulnerabilities and Exposures ( CVEs ) in the Now Platform by ServiceNow. Because ServiceNow uses various methods to communicate vulnerability information, patches, and other fixes, customers should review family, security patch , and hotfix release notes, which are available at https://docs.servicenow.com, for a complete list of ...

    2026-06-04 00:00 UTC
  • web:www.crowdstrike.com

    Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.

    2026-06-04 00:00 UTC
  • web:www.helpnetsecurity.com

    Microsoft has marked May 2026 Patch Tuesday by releasing fixes for 120+ CVE -numbered vulnerabilities, none of which are actively exploited.

    2026-06-04 00:00 UTC
  • web:www.oracle.com

    This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

    2026-06-04 00:00 UTC
  • web:www.windowslatest.com

    Windows 11 April 2026 update adds Narrator Copilot support, faster Settings, File Explorer fixes, and key security improvements.

    2026-06-04 00:00 UTC
  • web:zecurit.com

    Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

    2026-06-04 00:00 UTC
  • web:blog.qualys.com

    May 2026's Patch Tuesday arrives with Microsoft addressing a fresh set of vulnerabilities across its ecosystem, reinforcing the ongoing need for timely patching in an increasingly threat-heavy…

    2026-06-19 02:28 UTC
  • web:oradba.ch

    On April 21, 2026 , Oracle released the Critical Patch Update (CPU) for April 2026 — 481 new security fixes across the entire Oracle product stack. For Oracle Database, this means another round of mandatory patching. What makes this quarter unusual: several key Release Updates, including 19.31 and 23.26.2, were not available on release day and are delayed by up to a week or more.

    2026-06-19 02:28 UTC
  • web:securityboulevard.com

    Cybersecurity vulnerabilities pose significant risks to organizations in today's digital landscape. Left unaddressed, these vulnerabilities can lead to data breaches, financial losses, and reputational damage. Organizations must decide how to tackle vulnerabilities—through remediation , mitigation , or a combination of both. But which strategy is more effective? This blog explores the ...

    2026-06-19 02:28 UTC
  • web:www.microsoft.com

    Security Update Guide Notifications Microsoft's free Security Update Guide Notifications provide links to security-related software updates and notification of re-released security updates. These notifications are sent via email throughout the month as needed.

    2026-06-19 02:28 UTC
  • web:www.oracle.com

    This Critical Security Patch Update contains 35 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Security Patch Update and other Oracle Software Security Assurance activities is located at May 2026 Critical Security Patch Update: Executive Summary and Analysis.

    2026-06-19 02:28 UTC
  • web:www.rapid7.com

    Microsoft is publishing 200 vulnerabilities on June 2026 Patch Tuesday, including an HTTP/2 denial of service vulnerability and an elevation of privilege vulnerability in PowerToys.

    2026-06-19 02:28 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-46219.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-mpc52xx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "ac8316c896c79f32c1d0a38cb41fd2b14cf8112e",
              "status": "affected",
              "version": "e0c6ce8424095c2da32a063d3fc027494c689817",
              "versionType": "git"
            },
            {
              "lessThan": "ed929d40963073f23cfb50219ccbcc6e0c3ea641",
              "status": "affected",
              "version": "cd5106c77d6d6828aa82449f01f4eb436d602a21",
              "versionType": "git"
            },
            {
              "lessThan": "0944b20e9dfa2917bd70eb5b301cbb67fe54a718",
              "status": "affected",
              "version": "373d55a47dc662e5e30d12ad5d334312f757c1f1",
              "versionType": "git"
            },
            {
              "lessThan": "bb6b50f709c5a01906ff72a07fdc070bb3357188",
              "status": "affected",
              "version": "f65d85bc1ffd8a2c194bb2cd65e35ed3648ddd59",
              "versionType": "git"
            },
            {
              "lessThan": "ee52da0dd83ebcd89ecbbe2660c57b15a25489f2",
              "status": "affected",
              "version": "90b72189de2cddacb26250579da0510b29a8b82b",
              "versionType": "git"
            },
            {
              "lessThan": "6c3e413919a12627d04a31a4a5fccb9fc129bb02",
              "status": "affected",
              "version": "984836621aad98802d92c4a3047114cf518074c8",
              "versionType": "git"
            },
            {
              "lessThan": "bbcd6dd8e9f264440eaf6167382bf404911c1c46",
              "status": "affected",
              "version": "984836621aad98802d92c4a3047114cf518074c8",
              "versionType": "git"
            },
            {
              "lessThan": "706b3dc2ac7a998c55e14b3fd2e8f934c367e6e0",
              "status": "affected",
              "version": "984836621aad98802d92c4a3047114cf518074c8",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d0cde3911cf24e1bcdd4caa1d1b9ef57589db5a1",
              "versionType": "git"
            },
            {
              "lessThan": "5.10.258",
              "status": "affected",
              "version": "5.10.231",
              "versionType": "semver"
            },
            {
              "lessThan": "5.15.209",
              "status": "affected",
              "version": "5.15.174",
              "versionType": "semver"
            },
            {
              "lessThan": "6.1.175",
              "status": "affected",
              "version": "6.1.120",
              "versionType": "semver"
            },
            {
              "lessThan": "6.6.140",
              "status": "affected",
              "version": "6.6.66",
              "versionType": "semver"
            },
            {
              "lessThan": "6.12.90",
              "status": "affected",
              "version": "6.12.5",
              "versionType": "semver"
            },
            {
              "lessThan": "5.5",
              "status": "affected",
              "version": "5.4.287",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-mpc52xx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.13"
            },
            {
              "lessThan": "6.13",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.258",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.209",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.175",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.90",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.32",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.258",
                  "versionStartIncluding": "5.10.231",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.209",
                  "versionStartIncluding": "5.15.174",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.175",
                  "versionStartIncluding": "6.1.120",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.140",
                  "versionStartIncluding": "6.6.66",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.90",
                  "versionStartIncluding": "6.12.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.32",
                  "versionStartIncluding": "6.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0.9",
                  "versionStartIncluding": "6.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1-rc1",
                  "versionStartIncluding": "6.13",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "5.4.287",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: mpc52xx: fix use-after-free on unbind\n\nThe state machine work is scheduled by the interrupt handler and\ntherefore needs to be cancelled after disabling interrupts to avoid a\npotential use-after-free."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-01T16:20:16.150Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/ac8316c896c79f32c1d0a38cb41fd2b14cf8112e"
        },
        {
          "url": "https://git.kernel.org/stable/c/ed929d40963073f23cfb50219ccbcc6e0c3ea641"
        },
        {
          "url": "https://git.kernel.org/stable/c/0944b20e9dfa2917bd70eb5b301cbb67fe54a718"
        },
        {
          "url": "https://git.kernel.org/stable/c/bb6b50f709c5a01906ff72a07fdc070bb3357188"
        },
        {
          "url": "https://git.kernel.org/stable/c/ee52da0dd83ebcd89ecbbe2660c57b15a25489f2"
        },
        {
          "url": "https://git.kernel.org/stable/c/6c3e413919a12627d04a31a4a5fccb9fc129bb02"
        },
        {
          "url": "https://git.kernel.org/stable/c/bbcd6dd8e9f264440eaf6167382bf404911c1c46"
        },
        {
          "url": "https://git.kernel.org/stable/c/706b3dc2ac7a998c55e14b3fd2e8f934c367e6e0"
        }
      ],
      "title": "spi: mpc52xx: fix use-after-free on unbind",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46219",
    "datePublished": "2026-05-28T09:40:35.297Z",
    "dateReserved": "2026-05-13T15:03:33.105Z",
    "dateUpdated": "2026-06-01T16:20:16.150Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}