CVE-2025-40310
What it is
In the Linux kernel, the following vulnerability has been resolved: amd/amdkfd: resolve a race in amdgpu_amdkfd_device_fini_sw There is race in amdgpu_amdkfd_device_fini_sw and interrupt. if amdgpu_amdkfd_device_fini_sw run in b/w kfd_cleanup_nodes and kfree(kfd), and KGD interrupt generated. kernel panic log: BUG: kernel NULL pointer dereference, address: 0000000000000098 amdgpu 0000:c8:00.0: amdgpu: Requesting 4 partitions through PSP PGD d78c68067 P4D d78c68067 kfd kfd: amdgpu: Allocated 3969056 bytes on gart PUD 1465b8067 PMD @ Oops: @002 [#1] SMP NOPTI kfd kfd: amdgpu: Total number of KFD nodes to be created: 4 CPU: 115 PID: @ Comm: swapper/115 Kdump: loaded Tainted: G S W OE K RIP: 0010:_raw_spin_lock_irqsave+0x12/0x40 Code: 89 e@ 41 5c c3 cc cc cc cc 66 66 2e Of 1f 84 00 00 00 00 00 OF 1f 40 00 Of 1f 44% 00 00 41 54 9c 41 5c fa 31 cO ba 01 00 00 00 <fO> OF b1 17 75 Ba 4c 89 e@ 41 Sc 89 c6 e8 07 38 5d RSP: 0018: ffffc90@1a6b0e28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000018 0000000000000001 RSI: ffff8883bb623e00 RDI: 0000000000000098 ffff8883bb000000 RO8: ffff888100055020 ROO: ffff888100055020 0000000000000000 R11: 0000000000000000 R12: 0900000000000002 ffff888F2b97da0@ R14: @000000000000098 R15: ffff8883babdfo00 CS: 010 DS: 0000 ES: 0000 CRO: 0000000080050033 CR2: 0000000000000098 CR3: 0000000e7cae2006 CR4: 0000000002770ce0 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 0000000000000000 DR6: 00000000fffeO7FO DR7: 0000000000000400 PKRU: 55555554 Call Trace: <IRQ> kgd2kfd_interrupt+@x6b/0x1f@ [amdgpu] ? amdgpu_fence_process+0xa4/0x150 [amdgpu] kfd kfd: amdgpu: Node: 0, interrupt_bitmap: 3 YcpxFl Rant tErace amdgpu_irq_dispatch+0x165/0x210 [amdgpu] amdgpu_ih_process+0x80/0x100 [amdgpu] amdgpu: Virtual CRAT table created for GPU amdgpu_irq_handler+0x1f/@x60 [amdgpu] __handle_irq_event_percpu+0x3d/0x170 amdgpu: Topology: Add dGPU node [0x74a2:0x1002] handle_irq_event+0x5a/@xcO handle_edge_irq+0x93/0x240 kfd kfd: amdgpu: KFD node 1 partition @ size 49148M asm_call_irq_on_stack+0xf/@x20 </IRQ> common_interrupt+0xb3/0x130 asm_common_interrupt+0x1le/0x40 5.10.134-010.a1i5000.a18.x86_64 #1
At a glance
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: not scored yet.
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Deferred
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