CVE-2025-38569 (GCVE-0-2025-38569)
Vulnerability from cvelistv5
Published
2025-08-19 17:02
Modified
2025-08-28 14:43
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: benet: fix BUG when creating VFs benet crashes as soon as SRIOV VFs are created: kernel BUG at mm/vmalloc.c:3457! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: loaded Not tainted 6.16.0+ #1 PREEMPT(voluntary) [...] RIP: 0010:vunmap+0x5f/0x70 [...] Call Trace: <TASK> __iommu_dma_free+0xe8/0x1c0 be_cmd_set_mac_list+0x3fe/0x640 [be2net] be_cmd_set_mac+0xaf/0x110 [be2net] be_vf_eth_addr_config+0x19f/0x330 [be2net] be_vf_setup+0x4f7/0x990 [be2net] be_pci_sriov_configure+0x3a1/0x470 [be2net] sriov_numvfs_store+0x20b/0x380 kernfs_fop_write_iter+0x354/0x530 vfs_write+0x9b9/0xf60 ksys_write+0xf3/0x1d0 do_syscall_64+0x8c/0x3d0 be_cmd_set_mac_list() calls dma_free_coherent() under a spin_lock_bh. Fix it by freeing only after the lock has been released.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0ddfe8b127ef1149fddccb79db6e6eaba7738e7d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3697e37e012bbd2bb5a5b467689811ba097b2eff
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/46d44a23a3723a89deeb65b13cddb17f8d9f2700
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5a40f8af2ba1b9bdf46e2db10e8c9710538fbc63
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/975e73b9102d844a3dc3f091ad631c56145c8b4c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c377ba2be9430d165a98e4b782902ed630bc7546
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d5dc09ee5d74277bc47193fe28ce8703e229331b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f4e4e0c4bc4d799d6fa39055acdbc3af066cd13e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f80b34ebc579216407b128e9d155bfcae875c30f
Impacted products
Vendor Product Version
Linux Linux Version: 797bb9439c0489bbea4b8808297ec7a569098667
Version: 7cfae8627511361f90a1a22dfae556c3fbc5bd8d
Version: 671aaa17bd3153e25526934f92307169ce927b5e
Version: 4393452e6c0c027971ec9bcc9557f52e63db3f0a
Version: 41d731e7920387ea13e2fb440a1e235686faeeb9
Version: fd1ef3b1bdd3fec683ebd19eb3acc6a2cb60b5c6
Version: 1a82d19ca2d6835904ee71e2d40fd331098f94a0
Version: 1a82d19ca2d6835904ee71e2d40fd331098f94a0
Version: 1a82d19ca2d6835904ee71e2d40fd331098f94a0
Version: 227a829c9067bf03b1967e7e0b1a6777fd57edef
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   Linux Linux Version: 6.14
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{
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbenet: fix BUG when creating VFs\n\nbenet crashes as soon as SRIOV VFs are created:\n\n kernel BUG at mm/vmalloc.c:3457!\n Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI\n CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: loaded Not tainted 6.16.0+ #1 PREEMPT(voluntary)\n [...]\n RIP: 0010:vunmap+0x5f/0x70\n [...]\n Call Trace:\n  \u003cTASK\u003e\n  __iommu_dma_free+0xe8/0x1c0\n  be_cmd_set_mac_list+0x3fe/0x640 [be2net]\n  be_cmd_set_mac+0xaf/0x110 [be2net]\n  be_vf_eth_addr_config+0x19f/0x330 [be2net]\n  be_vf_setup+0x4f7/0x990 [be2net]\n  be_pci_sriov_configure+0x3a1/0x470 [be2net]\n  sriov_numvfs_store+0x20b/0x380\n  kernfs_fop_write_iter+0x354/0x530\n  vfs_write+0x9b9/0xf60\n  ksys_write+0xf3/0x1d0\n  do_syscall_64+0x8c/0x3d0\n\nbe_cmd_set_mac_list() calls dma_free_coherent() under a spin_lock_bh.\nFix it by freeing only after the lock has been released."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-08-28T14:43:51.166Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/3697e37e012bbd2bb5a5b467689811ba097b2eff"
        },
        {
          "url": "https://git.kernel.org/stable/c/975e73b9102d844a3dc3f091ad631c56145c8b4c"
        },
        {
          "url": "https://git.kernel.org/stable/c/f80b34ebc579216407b128e9d155bfcae875c30f"
        },
        {
          "url": "https://git.kernel.org/stable/c/46d44a23a3723a89deeb65b13cddb17f8d9f2700"
        },
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          "url": "https://git.kernel.org/stable/c/c377ba2be9430d165a98e4b782902ed630bc7546"
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          "url": "https://git.kernel.org/stable/c/0ddfe8b127ef1149fddccb79db6e6eaba7738e7d"
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        {
          "url": "https://git.kernel.org/stable/c/5a40f8af2ba1b9bdf46e2db10e8c9710538fbc63"
        }
      ],
      "title": "benet: fix BUG when creating VFs",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38569",
    "datePublished": "2025-08-19T17:02:49.987Z",
    "dateReserved": "2025-04-16T04:51:24.025Z",
    "dateUpdated": "2025-08-28T14:43:51.166Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-38569\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-08-19T17:15:33.663\",\"lastModified\":\"2025-08-28T15:15:53.463\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nbenet: fix BUG when creating VFs\\n\\nbenet crashes as soon as SRIOV VFs are created:\\n\\n kernel BUG at mm/vmalloc.c:3457!\\n Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI\\n CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: loaded Not tainted 6.16.0+ #1 PREEMPT(voluntary)\\n [...]\\n RIP: 0010:vunmap+0x5f/0x70\\n [...]\\n Call Trace:\\n  \u003cTASK\u003e\\n  __iommu_dma_free+0xe8/0x1c0\\n  be_cmd_set_mac_list+0x3fe/0x640 [be2net]\\n  be_cmd_set_mac+0xaf/0x110 [be2net]\\n  be_vf_eth_addr_config+0x19f/0x330 [be2net]\\n  be_vf_setup+0x4f7/0x990 [be2net]\\n  be_pci_sriov_configure+0x3a1/0x470 [be2net]\\n  sriov_numvfs_store+0x20b/0x380\\n  kernfs_fop_write_iter+0x354/0x530\\n  vfs_write+0x9b9/0xf60\\n  ksys_write+0xf3/0x1d0\\n  do_syscall_64+0x8c/0x3d0\\n\\nbe_cmd_set_mac_list() calls dma_free_coherent() under a spin_lock_bh.\\nFix it by freeing only after the lock has been released.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: benet: se corrige un ERROR al crear VF. benet se bloquea tan pronto como se crean los VF SRIOV: \u00a1ERROR del kernel en mm/vmalloc.c:3457! Oops: c\u00f3digo de operaci\u00f3n no v\u00e1lido: 0000 [#1] SMP KASAN NOPTI CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: cargado No contaminado 6.16.0+ #1 PREEMPT(voluntario) [...] RIP: 0010:vunmap+0x5f/0x70 [...] Rastreo de llamadas:  __iommu_dma_free+0xe8/0x1c0 be_cmd_set_mac_list+0x3fe/0x640 [be2net] be_cmd_set_mac+0xaf/0x110 [be2net] be_vf_eth_addr_config+0x19f/0x330 [be2net] be_vf_setup+0x4f7/0x990 [be2net] be_pci_sriov_configure+0x3a1/0x470 [be2net] sriov_numvfs_store+0x20b/0x380 kernfs_fop_write_iter+0x354/0x530 vfs_write+0x9b9/0xf60 ksys_write+0xf3/0x1d0 do_syscall_64+0x8c/0x3d0 be_cmd_set_mac_list() calls dma_free_coherent() bajo un spin_lock_bh. Para solucionarlo, libere el bloqueo solo despu\u00e9s de liberarlo.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0ddfe8b127ef1149fddccb79db6e6eaba7738e7d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3697e37e012bbd2bb5a5b467689811ba097b2eff\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/46d44a23a3723a89deeb65b13cddb17f8d9f2700\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/5a40f8af2ba1b9bdf46e2db10e8c9710538fbc63\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/975e73b9102d844a3dc3f091ad631c56145c8b4c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c377ba2be9430d165a98e4b782902ed630bc7546\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d5dc09ee5d74277bc47193fe28ce8703e229331b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f4e4e0c4bc4d799d6fa39055acdbc3af066cd13e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f80b34ebc579216407b128e9d155bfcae875c30f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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