ice: fix PTP cleanup on driver removal in error path

Summary

CVECVE-2025-68215
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-12-16 14:15:54 UTC
Updated2026-07-30 06:24:33 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: ice: fix PTP cleanup on driver removal in error path Improve the cleanup on releasing PTP resources in error path. The error case might happen either at the driver probe and PTP feature initialization or on PTP restart (errors in reset handling, NVM update etc). In both cases, calls to PF PTP cleanup (ice_ptp_cleanup_pf function) and 'ps_lock' mutex deinitialization were missed. Additionally, ptp clock was not unregistered in the latter case. Keep PTP state as 'uninitialized' on init to distinguish between error scenarios and to avoid resource release duplication at driver removal. The consequence of missing ice_ptp_cleanup_pf call is the following call trace dumped when ice_adapter object is freed (port list is not empty, as it is required at this stage): [ T93022] ------------[ cut here ]------------ [ T93022] WARNING: CPU: 10 PID: 93022 at ice/ice_adapter.c:67 ice_adapter_put+0xef/0x100 [ice] ... [ T93022] RIP: 0010:ice_adapter_put+0xef/0x100 [ice] ... [ T93022] Call Trace: [ T93022] <TASK> [ T93022] ? ice_adapter_put+0xef/0x100 [ice 33d2647ad4f6d866d41eefff1806df37c68aef0c] [ T93022] ? __warn.cold+0xb0/0x10e [ T93022] ? ice_adapter_put+0xef/0x100 [ice 33d2647ad4f6d866d41eefff1806df37c68aef0c] [ T93022] ? report_bug+0xd8/0x150 [ T93022] ? handle_bug+0xe9/0x110 [ T93022] ? exc_invalid_op+0x17/0x70 [ T93022] ? asm_exc_invalid_op+0x1a/0x20 [ T93022] ? ice_adapter_put+0xef/0x100 [ice 33d2647ad4f6d866d41eefff1806df37c68aef0c] [ T93022] pci_device_remove+0x42/0xb0 [ T93022] device_release_driver_internal+0x19f/0x200 [ T93022] driver_detach+0x48/0x90 [ T93022] bus_remove_driver+0x70/0xf0 [ T93022] pci_unregister_driver+0x42/0xb0 [ T93022] ice_module_exit+0x10/0xdb0 [ice 33d2647ad4f6d866d41eefff1806df37c68aef0c] ... [ T93022] ---[ end trace 0000000000000000 ]--- [ T93022] ice: module unloaded

Risk And Classification

Primary CVSS: v3.1 7 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.001250000 probability, percentile 0.025830000 (date 2026-07-31)


VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 2f59743be4d9568cad2d9cf697d1b897975421ed f5eb91f876ebecbcd90f9edcaea98dcb354603b3 git Not specified
CNA Linux Linux affected e800654e85b5b27966fc6493201f5f8cf658beb6 765236f2c4fbba7650436b71a0e350500e9ec15f git Not specified
CNA Linux Linux affected e800654e85b5b27966fc6493201f5f8cf658beb6 23a5b9b12de9dcd15ebae4f1abc8814ec1c51ab0 git Not specified
CNA Linux Linux affected 6.12.11 6.12.60 semver Not specified
CNA Linux Linux affected 6.13 Not specified
CNA Linux Linux unaffected 6.13 semver Not specified
CNA Linux Linux unaffected 6.12.60 6.12.* semver Not specified
CNA Linux Linux unaffected 6.17.10 6.17.* semver Not specified
CNA Linux Linux unaffected 6.18 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/f5eb91f876ebecbcd90f9edcaea98dcb354603b3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/23a5b9b12de9dcd15ebae4f1abc8814ec1c51ab0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/765236f2c4fbba7650436b71a0e350500e9ec15f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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