{ "id": "CVE-2024-56787", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "published": "2025-01-08T18:15:19.763", "lastModified": "2025-01-09T21:28:12.873", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: imx8m: Probe the SoC driver as platform driver\n\nWith driver_async_probe=* on kernel command line, the following trace is\nproduced because on i.MX8M Plus hardware because the soc-imx8m.c driver\ncalls of_clk_get_by_name() which returns -EPROBE_DEFER because the clock\ndriver is not yet probed. This was not detected during regular testing\nwithout driver_async_probe.\n\nConvert the SoC code to platform driver and instantiate a platform device\nin its current device_initcall() to probe the platform driver. Rework\n.soc_revision callback to always return valid error code and return SoC\nrevision via parameter. This way, if anything in the .soc_revision callback\nreturn -EPROBE_DEFER, it gets propagated to .probe and the .probe will get\nretried later.\n\n\"\n------------[ cut here ]------------\nWARNING: CPU: 1 PID: 1 at drivers/soc/imx/soc-imx8m.c:115 imx8mm_soc_revision+0xdc/0x180\nCPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.11.0-next-20240924-00002-g2062bb554dea #603\nHardware name: DH electronics i.MX8M Plus DHCOM Premium Developer Kit (3) (DT)\npstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : imx8mm_soc_revision+0xdc/0x180\nlr : imx8mm_soc_revision+0xd0/0x180\nsp : ffff8000821fbcc0\nx29: ffff8000821fbce0 x28: 0000000000000000 x27: ffff800081810120\nx26: ffff8000818a9970 x25: 0000000000000006 x24: 0000000000824311\nx23: ffff8000817f42c8 x22: ffff0000df8be210 x21: fffffffffffffdfb\nx20: ffff800082780000 x19: 0000000000000001 x18: ffffffffffffffff\nx17: ffff800081fff418 x16: ffff8000823e1000 x15: ffff0000c03b65e8\nx14: ffff0000c00051b0 x13: ffff800082790000 x12: 0000000000000801\nx11: ffff80008278ffff x10: ffff80008209d3a6 x9 : ffff80008062e95c\nx8 : ffff8000821fb9a0 x7 : 0000000000000000 x6 : 00000000000080e3\nx5 : ffff0000df8c03d8 x4 : 0000000000000000 x3 : 0000000000000000\nx2 : 0000000000000000 x1 : fffffffffffffdfb x0 : fffffffffffffdfb\nCall trace:\n imx8mm_soc_revision+0xdc/0x180\n imx8_soc_init+0xb0/0x1e0\n do_one_initcall+0x94/0x1a8\n kernel_init_freeable+0x240/0x2a8\n kernel_init+0x28/0x140\n ret_from_fork+0x10/0x20\n---[ end trace 0000000000000000 ]---\nSoC: i.MX8MP revision 1.1\n\"" }, { "lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: soc: imx8m: Sondear el controlador SoC como controlador de plataforma Con driver_async_probe=* en la l\u00ednea de comandos del kernel, se produce el siguiente seguimiento porque en el hardware i.MX8M Plus, el controlador soc-imx8m.c llama a of_clk_get_by_name(), que devuelve -EPROBE_DEFER porque el controlador de reloj a\u00fan no se ha sondeado. Esto no se detect\u00f3 durante las pruebas regulares sin driver_async_probe. Convierta el c\u00f3digo SoC en controlador de plataforma e instancie un dispositivo de plataforma en su device_initcall() actual para sondear el controlador de plataforma. Reelabore la devoluci\u00f3n de llamada .soc_revision para que siempre devuelva un c\u00f3digo de error v\u00e1lido y devuelva la revisi\u00f3n de SoC mediante un par\u00e1metro. De esta manera, si algo en la devoluci\u00f3n de llamada .soc_revision devuelve -EPROBE_DEFER, se propaga a .probe y .probe se volver\u00e1 a intentar m\u00e1s tarde. \" ------------[ cortar aqu\u00ed ]------------ ADVERTENCIA: CPU: 1 PID: 1 en drivers/soc/imx/soc-imx8m.c:115 imx8mm_soc_revision+0xdc/0x180 CPU: 1 UID: 0 PID: 1 Comm: swapper/0 No contaminado 6.11.0-next-20240924-00002-g2062bb554dea #603 Nombre del hardware: Kit de desarrollador DH electronics i.MX8M Plus DHCOM Premium (3) (DT) pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : imx8mm_soc_revision+0xdc/0x180 lr : imx8mm_soc_revision+0xd0/0x180 sp : ffff8000821fbcc0 x29: ffff8000821fbce0 x28: 0000000000000000 x27: ffff800081810120 x26: ffff8000818a9970 x25: 0000000000000006 x24: 0000000000824311 x23: ffff8000817f42c8 x22: ffff0000df8be210 x21: ffffffffffffffffdfb x20: ffff800082780000 x19: 0000000000000001 x18: ffffffffffffffffff x17: x16: ffff8000823e1000 x15: ffff0000c03b65e8 x14: ffff0000c00051b0 x13: ffff800082790000 x12: 00000000000000801 x11: ffff80008278ffff x10: ffff80008209d3a6 x9: ffff80008062e95c x8: ffff8000821fb9a0 x7: 0000000000000000 x6: 00000000000080e3 x5: ffff0000df8c03d8 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000000 x1 : fffffffffffffdfb x0 : fffffffffffffdfb Rastreo de llamadas: imx8mm_soc_revision+0xdc/0x180 imx8_soc_init+0xb0/0x1e0 do_one_initcall+0x94/0x1a8 kernel_init_freeable+0x240/0x2a8 kernel_init+0x28/0x140 ret_from_fork+0x10/0x20 ---[ fin del rastreo 000000000000000 ]--- SoC: i.MX8MP revisi\u00f3n 1.1 \"" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.174", "matchCriteriaId": "1FA41FB1-CC1C-4968-A0A0-29828E3B1AFC" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.1.120", "matchCriteriaId": "09AC6122-E2A4-40FE-9D33-268A1B2EC265" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.6.66", "matchCriteriaId": "29A976AD-B9AB-4A95-9F08-7669F8847EB9" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.7", "versionEndExcluding": "6.12.5", "matchCriteriaId": "9501D045-7A94-42CA-8B03-821BE94A65B7" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/2129f6faa5dfe8c6b87aad11720bf75edd77d3e4", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/997a3c04d7fa3d1d385c14691350d096fada648c", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/9cc832d37799dbea950c4c8a34721b02b8b5a8ff", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/e497edb8f31ec2c2b6f4ce930e175aa2da8be334", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] }, { "url": "https://git.kernel.org/stable/c/ea2ff66feb5f9b183f9e2f9d06c21340bd88de12", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": [ "Patch" ] } ] }