Show plain JSON{"id": "CVE-2024-50040", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-10-21T20:15:17.050", "references": [{"url": "https://git.kernel.org/stable/c/0a94079e3841d00ea5abb05e3233d019a86745f6", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/330a699ecbfc9c26ec92c6310686da1230b4e7eb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/500be93c5d53b7e2c5314292012185f0207bad0c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/57c5053eaa5f9a8a99e34732e37a86615318e464", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6a39c8f5c8aae74c5ab2ba466791f59ffaab0178", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c92cbd283ddcf55fd85a9a9b0ba13298213f3dd7", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d79af3af2f49c6aae9add3d492c04d60c1b85ce4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/dca2ca65a8695d9593e2cf1b40848e073ad75413", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nigb: Do not bring the device up after non-fatal error\n\nCommit 004d25060c78 (\"igb: Fix igb_down hung on surprise removal\")\nchanged igb_io_error_detected() to ignore non-fatal pcie errors in order\nto avoid hung task that can happen when igb_down() is called multiple\ntimes. This caused an issue when processing transient non-fatal errors.\nigb_io_resume(), which is called after igb_io_error_detected(), assumes\nthat device is brought down by igb_io_error_detected() if the interface\nis up. This resulted in panic with stacktrace below.\n\n[ T3256] igb 0000:09:00.0 haeth0: igb: haeth0 NIC Link is Down\n[ T292] pcieport 0000:00:1c.5: AER: Uncorrected (Non-Fatal) error received: 0000:09:00.0\n[ T292] igb 0000:09:00.0: PCIe Bus Error: severity=Uncorrected (Non-Fatal), type=Transaction Layer, (Requester ID)\n[ T292] igb 0000:09:00.0: device [8086:1537] error status/mask=00004000/00000000\n[ T292] igb 0000:09:00.0: [14] CmpltTO [ 200.105524,009][ T292] igb 0000:09:00.0: AER: TLP Header: 00000000 00000000 00000000 00000000\n[ T292] pcieport 0000:00:1c.5: AER: broadcast error_detected message\n[ T292] igb 0000:09:00.0: Non-correctable non-fatal error reported.\n[ T292] pcieport 0000:00:1c.5: AER: broadcast mmio_enabled message\n[ T292] pcieport 0000:00:1c.5: AER: broadcast resume message\n[ T292] ------------[ cut here ]------------\n[ T292] kernel BUG at net/core/dev.c:6539!\n[ T292] invalid opcode: 0000 [#1] PREEMPT SMP\n[ T292] RIP: 0010:napi_enable+0x37/0x40\n[ T292] Call Trace:\n[ T292] <TASK>\n[ T292] ? die+0x33/0x90\n[ T292] ? do_trap+0xdc/0x110\n[ T292] ? napi_enable+0x37/0x40\n[ T292] ? do_error_trap+0x70/0xb0\n[ T292] ? napi_enable+0x37/0x40\n[ T292] ? napi_enable+0x37/0x40\n[ T292] ? exc_invalid_op+0x4e/0x70\n[ T292] ? napi_enable+0x37/0x40\n[ T292] ? asm_exc_invalid_op+0x16/0x20\n[ T292] ? napi_enable+0x37/0x40\n[ T292] igb_up+0x41/0x150\n[ T292] igb_io_resume+0x25/0x70\n[ T292] report_resume+0x54/0x70\n[ T292] ? report_frozen_detected+0x20/0x20\n[ T292] pci_walk_bus+0x6c/0x90\n[ T292] ? aer_print_port_info+0xa0/0xa0\n[ T292] pcie_do_recovery+0x22f/0x380\n[ T292] aer_process_err_devices+0x110/0x160\n[ T292] aer_isr+0x1c1/0x1e0\n[ T292] ? disable_irq_nosync+0x10/0x10\n[ T292] irq_thread_fn+0x1a/0x60\n[ T292] irq_thread+0xe3/0x1a0\n[ T292] ? irq_set_affinity_notifier+0x120/0x120\n[ T292] ? irq_affinity_notify+0x100/0x100\n[ T292] kthread+0xe2/0x110\n[ T292] ? kthread_complete_and_exit+0x20/0x20\n[ T292] ret_from_fork+0x2d/0x50\n[ T292] ? kthread_complete_and_exit+0x20/0x20\n[ T292] ret_from_fork_asm+0x11/0x20\n[ T292] </TASK>\n\nTo fix this issue igb_io_resume() checks if the interface is running and\nthe device is not down this means igb_io_error_detected() did not bring\nthe device down and there is no need to bring it up."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: igb: No encender el dispositivo despu\u00e9s de un error no fatal el commit 004d25060c78 (\"igb: Reparar igb_down colgado en eliminaci\u00f3n sorpresa\") cambi\u00f3 igb_io_error_detected() para ignorar los errores pcie no fatales con el fin de evitar que la tarea se cuelgue que puede suceder cuando se llama a igb_down() varias veces. Esto caus\u00f3 un problema al procesar errores transitorios no fatales. igb_io_resume(), que se llama despu\u00e9s de igb_io_error_detected(), asume que el dispositivo es derribado por igb_io_error_detected() si la interfaz est\u00e1 activa. Esto result\u00f3 en un p\u00e1nico con el seguimiento de pila a continuaci\u00f3n. [ T3256] igb 0000:09:00.0 haeth0: igb: el enlace NIC haeth0 est\u00e1 inactivo [ T292] pcieport 0000:00:1c.5: AER: Error no corregido (no fatal) recibido: 0000:09:00.0 [ T292] igb 0000:09:00.0: Error de bus PCIe: gravedad=No corregido (no fatal), tipo=Capa de transacci\u00f3n, (ID del solicitante) [ T292] igb 0000:09:00.0: dispositivo [8086:1537] estado/m\u00e1scara de error=00004000/00000000 [ T292] igb 0000:09:00.0: [14] CmpltTO [ 200.105524,009][ T292] igb 0000:09:00.0: AER: Encabezado TLP: 00000000 00000000 00000000 00000000 [ T292] pcieport 0000:00:1c.5: AER: mensaje de transmisi\u00f3n error_detected [ T292] igb 0000:09:00.0: Se inform\u00f3 un error no fatal y no corregible. [ T292] pcieport 0000:00:1c.5: AER: mensaje de transmisi\u00f3n mmio_enabled [ T292] pcieport 0000:00:1c.5: AER: mensaje de transmisi\u00f3n de reanudaci\u00f3n [ T292] ------------[ cortar aqu\u00ed ]------------ [ T292] \u00a1ERROR del kernel en net/core/dev.c:6539! [ T292] c\u00f3digo de operaci\u00f3n no v\u00e1lido: 0000 [#1] PREEMPT SMP [ T292] RIP: 0010:napi_enable+0x37/0x40 [ T292] Seguimiento de llamadas: [ T292] [ T292] ? die+0x33/0x90 [ T292] ? do_trap+0xdc/0x110 [ T292] ? napi_enable+0x37/0x40 [ T292] ? napi_enable+0x37/0x40 [ T292] ? napi_enable+0x37/0x40 [ T292] ? exc_invalid_op+0x4e/0x70 [ T292] ? napi_enable+0x37/0x40 [ T292] ? asm_exc_invalid_op+0x16/0x20 [ T292] ? napi_enable+0x37/0x40 [ T292] ? igb_up+0x41/0x150 [ T292] igb_io_resume+0x25/0x70 [ T292] report_resume+0x54/0x70 [ T292] ? informe_congelado_detectado+0x20/0x20 [ T292] pci_walk_bus+0x6c/0x90 [ T292] ? aer_print_port_info+0xa0/0xa0 [ T292] pcie_do_recovery+0x22f/0x380 [ T292] aer_process_err_devices+0x110/0x160 [ T292] aer_isr+0x1c1/0x1e0 [ T292] ? deshabilitar_irq_nosync+0x10/0x10 [ T292] irq_thread_fn+0x1a/0x60 [ T292] irq_thread+0xe3/0x1a0 [ T292] ? Para solucionar este problema, igb_io_resume() verifica si la interfaz est\u00e1 ejecut\u00e1ndose y si el dispositivo no est\u00e1 inactivo, esto significa que igb_io_error_detected() no inactiv\u00f3 el dispositivo y no es necesario activarlo."}], "lastModified": "2024-11-08T16:15:44.167", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A396AAC4-8EF4-431E-A38C-9FC50FD1D13E", "versionEndExcluding": "4.15", "versionStartIncluding": "4.14.322"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "562E7628-8B2C-4374-AD43-F402A8609611", "versionEndExcluding": "4.20", "versionStartIncluding": "4.19.291"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "44DA80F9-E53B-4731-AC41-BD9BAFB7661D", "versionEndExcluding": "5.5", "versionStartIncluding": "5.4.251"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "670179FE-A86F-4BA2-A637-52F9DB94C84C", "versionEndExcluding": "5.10.227", "versionStartIncluding": "5.10.188"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E4E31DD-8C47-4256-8F26-3D090D6031AA", "versionEndExcluding": "5.15.168", "versionStartIncluding": "5.15.150"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF06D507-5D67-4E3D-8279-FFAFC0F6C6FC", "versionEndExcluding": "6.1.113", "versionStartIncluding": "6.1.42"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "78D465F1-2AAE-44B0-94DE-389ED298943D", "versionEndExcluding": "6.5", "versionStartIncluding": "6.4.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1CF6300-B342-45C7-AC3B-2B6182FF2BC6", "versionEndExcluding": "6.6.57", "versionStartIncluding": "6.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AA84D336-CE9A-4535-B901-1AD77EC17C34", "versionEndExcluding": "6.11.4", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"} 