CVE-2026-64249 (GCVE-0-2026-64249)

Vulnerability from cvelistv5 – Published: 2026-07-24 15:31 – Updated: 2026-07-24 15:31
VLAI
Title
fpga: region: fix use-after-free in child_regions_with_firmware()
Summary
In the Linux kernel, the following vulnerability has been resolved: fpga: region: fix use-after-free in child_regions_with_firmware() Move of_node_put(child_region) after the error print to avoid accessing freed memory when pr_err() references child_region. [ Yilun: Fix the Fixes tag ]
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < e918942bcc5355ad5b44ba557935dffc0727b0eb (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < 866184fc7ae42a0070f1141ae8c5dca7c24a59e2 (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < 070b0ce947b18fa3dec0729695147f7e19599649 (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < fbaf509ad7cb2f7dafe73ca20c956104cfcc9d68 (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < e79afcb0a66d2b3c33e510eade902537e656fc00 (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < 369496d885b4cf6e8647cf4dc5cf3ac68fdf37a1 (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < 5e098e40e8bac43ed58645c10d5fad781966efe4 (git)
Affected: 0fa20cdfcc1f68847cdfc47824476301eedc8297 , < 54f3c5643ec523a04b6ec0e7c19eb10f5ebebdd3 (git)
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Linux Linux Affected: 4.10
Unaffected: 0 , < 4.10 (semver)
Unaffected: 5.10.260 , ≤ 5.10.* (semver)
Unaffected: 5.15.211 , ≤ 5.15.* (semver)
Unaffected: 6.1.177 , ≤ 6.1.* (semver)
Unaffected: 6.6.144 , ≤ 6.6.* (semver)
Unaffected: 6.12.95 , ≤ 6.12.* (semver)
Unaffected: 6.18.38 , ≤ 6.18.* (semver)
Unaffected: 7.1.3 , ≤ 7.1.* (semver)
Unaffected: 7.2-rc1 , ≤ * (original_commit_for_fix)
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{
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfpga: region: fix use-after-free in child_regions_with_firmware()\n\nMove of_node_put(child_region) after the error print to avoid accessing\nfreed memory when pr_err() references child_region.\n\n[ Yilun: Fix the Fixes tag ]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-24T15:31:16.458Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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    "cveId": "CVE-2026-64249",
    "datePublished": "2026-07-24T15:31:16.458Z",
    "dateReserved": "2026-07-19T15:36:31.772Z",
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      "date": "2026-07-27",
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    },
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      "cve": "CVE-2026-64249",
      "id": "msrc_CVE-2026-64249",
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      "product_status:known_affected": "1",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "fpga: region: fix use-after-free in child_regions_with_firmware()",
      "url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-64249.json",
      "version": "2"
    },
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    "redhat_vex": {
      "aggregate_severity": "None",
      "current_release_date": "2026-07-28T10:25:27+00:00",
      "cve": "CVE-2026-64249",
      "id": "CVE-2026-64249",
      "initial_release_date": "2026-07-24T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: fpga: region: fix use-after-free in child_regions_with_firmware()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-64249.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.