fpga: region: fix use-after-free in child_regions_with_firmware()

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-64249
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-24 16:16:54 UTC
Updated2026-08-13 18:28:05 UTC
DescriptionIn 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 ]

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.001650000 probability, percentile 0.061320000 (date 2026-08-03)

Problem Types: CWE-416

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 e918942bcc5355ad5b44ba557935dffc0727b0eb git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 866184fc7ae42a0070f1141ae8c5dca7c24a59e2 git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 070b0ce947b18fa3dec0729695147f7e19599649 git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 fbaf509ad7cb2f7dafe73ca20c956104cfcc9d68 git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 e79afcb0a66d2b3c33e510eade902537e656fc00 git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 369496d885b4cf6e8647cf4dc5cf3ac68fdf37a1 git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 5e098e40e8bac43ed58645c10d5fad781966efe4 git Not specified
CNA Linux Linux affected 0fa20cdfcc1f68847cdfc47824476301eedc8297 54f3c5643ec523a04b6ec0e7c19eb10f5ebebdd3 git Not specified
CNA Linux Linux affected 4.10 Not specified
CNA Linux Linux unaffected 4.10 semver Not specified
CNA Linux Linux unaffected 5.10.260 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.211 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.177 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.144 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.95 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.38 6.18.* semver Not specified
CNA Linux Linux unaffected 7.1.3 7.1.* semver Not specified
CNA Linux Linux unaffected 7.2-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/e79afcb0a66d2b3c33e510eade902537e656fc00 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/e918942bcc5355ad5b44ba557935dffc0727b0eb 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/369496d885b4cf6e8647cf4dc5cf3ac68fdf37a1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/54f3c5643ec523a04b6ec0e7c19eb10f5ebebdd3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/070b0ce947b18fa3dec0729695147f7e19599649 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/866184fc7ae42a0070f1141ae8c5dca7c24a59e2 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/fbaf509ad7cb2f7dafe73ca20c956104cfcc9d68 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/5e098e40e8bac43ed58645c10d5fad781966efe4 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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