Bluetooth: MGMT: fix crash in set_mesh_sync and set_mesh_complete

Summary

CVECVE-2025-40213
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-11-24 16:15:49 UTC
Updated2026-07-30 06:24:18 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: fix crash in set_mesh_sync and set_mesh_complete There is a BUG: KASAN: stack-out-of-bounds in set_mesh_sync due to memcpy from badly declared on-stack flexible array. Another crash is in set_mesh_complete() due to double list_del via mgmt_pending_valid + mgmt_pending_remove. Use DEFINE_FLEX to declare the flexible array right, and don't memcpy outside bounds. As mgmt_pending_valid removes the cmd from list, use mgmt_pending_free, and also report status on error.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.001380000 probability, percentile 0.036220000 (date 2026-07-31)


VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected d71b98f253b079cbadc83266383f26fe7e9e103b 5c19daa93d9af29f1f46251b47e1ea66bcc8d679 git Not specified
CNA Linux Linux affected 302a1f674c00dd5581ab8e493ef44767c5101aab 1c9aca1787e8395a2c59fef20e914467958969c5 git Not specified
CNA Linux Linux affected 302a1f674c00dd5581ab8e493ef44767c5101aab e8785404de06a69d89dcdd1e9a0b6ea42dc6d327 git Not specified
CNA Linux Linux affected 0b60eb04b8524e1b4b3f07fea0d16fda9a677d9a git Not specified
CNA Linux Linux affected 87a1f16f07c6c43771754075e08f45b41d237421 git Not specified
CNA Linux Linux affected 6.6.140 6.7 semver Not specified
CNA Linux Linux affected 6.16.10 6.17 semver Not specified
CNA Linux Linux affected 6.17 Not specified
CNA Linux Linux unaffected 6.17 semver Not specified
CNA Linux Linux unaffected 6.17.8 6.17.* semver Not specified
CNA Linux Linux unaffected 6.18 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/1c9aca1787e8395a2c59fef20e914467958969c5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/e8785404de06a69d89dcdd1e9a0b6ea42dc6d327 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/5c19daa93d9af29f1f46251b47e1ea66bcc8d679 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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