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net: emac: Fix NULL pointer dereference in emac_probe

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: net: emac: Fix NULL pointer dereference in emac_probe Move devm_request_irq() after devm_platform_ioremap_resource() so that dev->emacp is mapped before the interrupt handler can fire. An early interrupt hitting emac_irq() would dereference the NULL dev->emacp and crash. Also remove redundant error message. devm_platform_ioremap_resource() already returns an error message with dev_err_probe().

Announced Group revision 1
Original source ↗

CVE-2026-80614

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-80614

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "dcc34ef7c83473222027f475014a2bf8ab798372",
        "lessThan": "90bb7164878b5e57d447f02c71c238f4f246016a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcc34ef7c83473222027f475014a2bf8ab798372",
        "lessThan": "a103cdb0681e7185d1b0a12ce6a7c5416c208ccd",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcc34ef7c83473222027f475014a2bf8ab798372",
        "lessThan": "44068b6863fbda78fc810921ddf61642c377b3ca",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcc34ef7c83473222027f475014a2bf8ab798372",
        "lessThan": "f623d38fe6c4e8c40b23f42cc6fe6963fa49997b",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/net/ethernet/ibm/emac/core.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "6.12"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "6.12",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "6.12.114",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.40",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "7.1.5",
        "versionType": "semver",
        "lessThanOrEqual": "7.1.*"
      },
      {
        "status": "unaffected",
        "version": "7.2",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/net/ethernet/ibm/emac/core.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-80614

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#46610 · Revision 1
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Publisher date
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