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Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2025-38168MEDIUM
Linux Linux — perf: arm-ni: Unregister PMUs on probe failure
  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  N  N  H    5.5   .0015    4.4     —
AFFECTED
  Product  Versions                                    Fixed
  Linux    4d5a7680f2b4d0c2955e1d9f9a594b050d637436 –  —
  Linux    6.12 –                                      6.12.34
TIMELINE
  Apr 16  Reserved by Linux
  Jul 3   Published (CNA: Linux)
  Jul 30  RESCORED — CVE-2025-38168 (Linux). CVSS 7.8 → 5.5 (NVD).
CNA: Linux · CVSS v3.1 · 3 references · NVD status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: perf: arm-ni: Unregister PMUs on probe failure When a resource allocation fails in one clock domain of an NI device, we need to properly roll back all previously registered perf PMUs in other clock domains of the same device. Otherwise, it can lead to kernel panics. Calling arm_ni_init+0x0/0xff8 [arm_ni] @ 2374 arm-ni ARMHCB70:00: Failed to request PMU region 0x1f3c13000 arm-ni ARMHCB70:00: probe with driver arm-ni failed with error -16 list_add corruption: next->prev should be prev (fffffd01e9698a18), but was 0000000000000000. (next=ffff10001a0decc8). pstate: 6340009 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : list_add_valid_or_report+0x7c/0xb8 lr : list_add_valid_or_report+0x7c/0xb8 Call trace: __list_add_valid_or_report+0x7c/0xb8 perf_pmu_register+0x22c/0x3a0 arm_ni_probe+0x554/0x70c [arm_ni] platform_probe+0x70/0xe8 really_probe+0xc6/0x4d8 driver_probe_device+0x48/0x170 __driver_attach+0x8e/0x1c0 bus_for_each_dev+0x64/0xf0 driver_add+0x138/0x260 bus_add_driver+0x68/0x138 __platform_driver_register+0x2c/0x40 arm_ni_init+0x14/0x2a [arm_ni] do_init_module+0x36/0x298 ---[ end trace 0000000000000000 ]--- Kernel panic - not syncing: Oops - BUG: Fatal exception SMP: stopping secondary CPUs

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
April 16, 2025ReservedReserved by Linux
July 3, 2025PublishedPublished (CNA: Linux)
July 30, 2026RESCOREDRESCORED — CVE-2025-38168 (Linux). CVSS 7.8 → 5.5 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinux4d5a7680f2b4d0c2955e1d9f9a594b050d637436
LinuxLinux6.126.12.34

References (3)

Related

Authoritative record: CVE-2025-38168 at cve.org

Vendors: linux

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-38168 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.