drm/amdgpu: fix use-after-free in amdgpu_userq_suspend+0x51a/0x5a0

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-38598
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-08-19 17:15:37 UTC
Updated2026-07-30 06:23:29 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix use-after-free in amdgpu_userq_suspend+0x51a/0x5a0 [ +0.000020] BUG: KASAN: slab-use-after-free in amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000817] Read of size 8 at addr ffff88812eec8c58 by task amd_pci_unplug/1733 [ +0.000027] CPU: 10 UID: 0 PID: 1733 Comm: amd_pci_unplug Tainted: G W 6.14.0+ #2 [ +0.000009] Tainted: [W]=WARN [ +0.000003] Hardware name: ASUS System Product Name/ROG STRIX B550-F GAMING (WI-FI), BIOS 1401 12/03/2020 [ +0.000004] Call Trace: [ +0.000004] <TASK> [ +0.000003] dump_stack_lvl+0x76/0xa0 [ +0.000011] print_report+0xce/0x600 [ +0.000009] ? srso_return_thunk+0x5/0x5f [ +0.000006] ? kasan_complete_mode_report_info+0x76/0x200 [ +0.000007] ? kasan_addr_to_slab+0xd/0xb0 [ +0.000006] ? amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000707] kasan_report+0xbe/0x110 [ +0.000006] ? amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000541] __asan_report_load8_noabort+0x14/0x30 [ +0.000005] amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000535] ? stop_cpsch+0x396/0x600 [amdgpu] [ +0.000556] ? stop_cpsch+0x429/0x600 [amdgpu] [ +0.000536] ? __pfx_amdgpu_userq_suspend+0x10/0x10 [amdgpu] [ +0.000536] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? kgd2kfd_suspend+0x132/0x1d0 [amdgpu] [ +0.000542] amdgpu_device_fini_hw+0x581/0xe90 [amdgpu] [ +0.000485] ? down_write+0xbb/0x140 [ +0.000007] ? __mutex_unlock_slowpath.constprop.0+0x317/0x360 [ +0.000005] ? __pfx_amdgpu_device_fini_hw+0x10/0x10 [amdgpu] [ +0.000482] ? __kasan_check_write+0x14/0x30 [ +0.000004] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? up_write+0x55/0xb0 [ +0.000007] ? srso_return_thunk+0x5/0x5f [ +0.000005] ? blocking_notifier_chain_unregister+0x6c/0xc0 [ +0.000008] amdgpu_driver_unload_kms+0x69/0x90 [amdgpu] [ +0.000484] amdgpu_pci_remove+0x93/0x130 [amdgpu] [ +0.000482] pci_device_remove+0xae/0x1e0 [ +0.000008] device_remove+0xc7/0x180 [ +0.000008] device_release_driver_internal+0x3d4/0x5a0 [ +0.000007] device_release_driver+0x12/0x20 [ +0.000004] pci_stop_bus_device+0x104/0x150 [ +0.000006] pci_stop_and_remove_bus_device_locked+0x1b/0x40 [ +0.000005] remove_store+0xd7/0xf0 [ +0.000005] ? __pfx_remove_store+0x10/0x10 [ +0.000006] ? __pfx__copy_from_iter+0x10/0x10 [ +0.000006] ? __pfx_dev_attr_store+0x10/0x10 [ +0.000006] dev_attr_store+0x3f/0x80 [ +0.000006] sysfs_kf_write+0x125/0x1d0 [ +0.000004] ? srso_return_thunk+0x5/0x5f [ +0.000005] ? __kasan_check_write+0x14/0x30 [ +0.000005] kernfs_fop_write_iter+0x2ea/0x490 [ +0.000005] ? rw_verify_area+0x70/0x420 [ +0.000005] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ +0.000006] vfs_write+0x90d/0xe70 [ +0.000005] ? srso_return_thunk+0x5/0x5f [ +0.000005] ? __pfx_vfs_write+0x10/0x10 [ +0.000004] ? local_clock+0x15/0x30 [ +0.000008] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? __kasan_slab_free+0x5f/0x80 [ +0.000005] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? __kasan_check_read+0x11/0x20 [ +0.000004] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? fdget_pos+0x1d3/0x500 [ +0.000007] ksys_write+0x119/0x220 [ +0.000005] ? putname+0x1c/0x30 [ +0.000006] ? __pfx_ksys_write+0x10/0x10 [ +0.000007] __x64_sys_write+0x72/0xc0 [ +0.000006] x64_sys_call+0x18ab/0x26f0 [ +0.000006] do_syscall_64+0x7c/0x170 [ +0.000004] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? __pfx___x64_sys_openat+0x10/0x10 [ +0.000006] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? __kasan_check_read+0x11/0x20 [ +0.000003] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? fpregs_assert_state_consistent+0x21/0xb0 [ +0.000006] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? syscall_exit_to_user_mode+0x4e/0x240 [ +0.000005] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? do_syscall_64+0x88/0x170 [ +0.000003] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? irqentry_exit+0x43/0x50 [ +0.000004] ? srso_return_thunk+0x5 ---truncated---

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: 0.001430000 probability, percentile 0.040550000 (date 2026-07-30)

Problem Types: CWE-416

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 6.16 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected adba0929736a6a2d2780e8e6e4082e42e5ba025c 96f663ae897b3e6ac17ced1d9b9c2ae9f165ad9a git Not specified
CNA Linux Linux affected adba0929736a6a2d2780e8e6e4082e42e5ba025c a886d26f2c8f9e3f3c1869ae368d09c75daac553 git Not specified
CNA Linux Linux affected 6.16 Not specified
CNA Linux Linux unaffected 6.16 semver Not specified
CNA Linux Linux unaffected 6.16.1 6.16.* semver Not specified
CNA Linux Linux unaffected 6.17 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/96f663ae897b3e6ac17ced1d9b9c2ae9f165ad9a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/a886d26f2c8f9e3f3c1869ae368d09c75daac553 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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