cve-2024-43851
Vulnerability from cvelistv5
Published
2024-08-17 09:22
Modified
2024-12-19 09:17
Severity ?
Summary
soc: xilinx: rename cpu_number1 to dummy_cpu_number
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4a95449dd975e2ea6629a034f3e74b46c9634916Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a5e507fadab76393cbc12344ebd65a417a09aa46Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a96e60a6ea6818fd37b1853283a512c49af38cf5Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f762acdaff9e54688be16e6c832c73a61533c1dfPatch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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              "content": {
                "id": "CVE-2024-43851",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T16:07:24.012606Z",
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/soc/xilinx/xlnx_event_manager.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
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          "vendor": "Linux",
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: xilinx: rename cpu_number1 to dummy_cpu_number\n\nThe per cpu variable cpu_number1 is passed to xlnx_event_handler as\nargument \"dev_id\", but it is not used in this function. So drop the\ninitialization of this variable and rename it to dummy_cpu_number.\nThis patch is to fix the following call trace when the kernel option\nCONFIG_DEBUG_ATOMIC_SLEEP is enabled:\n\nBUG: sleeping function called from invalid context at include/linux/sched/mm.h:274\n    in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper/0\n    preempt_count: 1, expected: 0\n    CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0 #53\n    Hardware name: Xilinx Versal vmk180 Eval board rev1.1 (QSPI) (DT)\n    Call trace:\n     dump_backtrace+0xd0/0xe0\n     show_stack+0x18/0x40\n     dump_stack_lvl+0x7c/0xa0\n     dump_stack+0x18/0x34\n     __might_resched+0x10c/0x140\n     __might_sleep+0x4c/0xa0\n     __kmem_cache_alloc_node+0xf4/0x168\n     kmalloc_trace+0x28/0x38\n     __request_percpu_irq+0x74/0x138\n     xlnx_event_manager_probe+0xf8/0x298\n     platform_probe+0x68/0xd8"
        }
      ],
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        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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      "title": "soc: xilinx: rename cpu_number1 to dummy_cpu_number",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-43851",
    "datePublished": "2024-08-17T09:22:09.159Z",
    "dateReserved": "2024-08-17T09:11:59.276Z",
    "dateUpdated": "2024-12-19T09:17:08.752Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-43851\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-08-17T10:15:10.230\",\"lastModified\":\"2024-10-24T16:07:41.687\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nsoc: xilinx: rename cpu_number1 to dummy_cpu_number\\n\\nThe per cpu variable cpu_number1 is passed to xlnx_event_handler as\\nargument \\\"dev_id\\\", but it is not used in this function. So drop the\\ninitialization of this variable and rename it to dummy_cpu_number.\\nThis patch is to fix the following call trace when the kernel option\\nCONFIG_DEBUG_ATOMIC_SLEEP is enabled:\\n\\nBUG: sleeping function called from invalid context at include/linux/sched/mm.h:274\\n    in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: swapper/0\\n    preempt_count: 1, expected: 0\\n    CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0 #53\\n    Hardware name: Xilinx Versal vmk180 Eval board rev1.1 (QSPI) (DT)\\n    Call trace:\\n     dump_backtrace+0xd0/0xe0\\n     show_stack+0x18/0x40\\n     dump_stack_lvl+0x7c/0xa0\\n     dump_stack+0x18/0x34\\n     __might_resched+0x10c/0x140\\n     __might_sleep+0x4c/0xa0\\n     __kmem_cache_alloc_node+0xf4/0x168\\n     kmalloc_trace+0x28/0x38\\n     __request_percpu_irq+0x74/0x138\\n     xlnx_event_manager_probe+0xf8/0x298\\n     platform_probe+0x68/0xd8\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: soc: xilinx: cambiar el nombre de cpu_number1 a dummy_cpu_number La variable por CPU cpu_number1 se pasa a xlnx_event_handler como argumento \\\"dev_id\\\", pero no se utiliza en esta funci\u00f3n. As\u00ed que elimine la inicializaci\u00f3n de esta variable y c\u00e1mbiele el nombre a dummy_cpu_number. Este parche es para corregir el siguiente seguimiento de llamadas cuando la opci\u00f3n del kernel CONFIG_DEBUG_ATOMIC_SLEEP est\u00e1 habilitada: ERROR: funci\u00f3n de suspensi\u00f3n llamada desde un contexto no v\u00e1lido en include/linux/sched/mm.h:274 in_atomic(): 1, irqs_disabled(): 0, non_block : 0, pid: 1, nombre: swapper/0 preempt_count: 1, esperado: 0 CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.1.0 #53 Nombre de hardware: Xilinx Versal vmk180 Placa de evaluaci\u00f3n rev1.1 (QSPI ) (DT) Seguimiento de llamadas: dump_backtrace+0xd0/0xe0 show_stack+0x18/0x40 dump_stack_lvl+0x7c/0xa0 dump_stack+0x18/0x34 __might_resched+0x10c/0x140 __might_sleep+0x4c/0xa0 __kmem_cache_alloc_node+0xf4/ 0x168 kmalloc_trace+0x28/0x38 __request_percpu_irq+0x74 /0x138 xlnx_event_manager_probe+0xf8/0x298 plataforma_probe+0x68/0xd8\"}],\"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\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"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:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.1.77\",\"versionEndExcluding\":\"6.1.103\",\"matchCriteriaId\":\"D3B412BA-0F99-4CB3-B12F-6FD9151089A1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.6.16\",\"versionEndExcluding\":\"6.6.44\",\"matchCriteriaId\":\"B9DA942F-1F2D-4169-B9D2-5F5699D5E1D9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7.4\",\"versionEndExcluding\":\"6.8\",\"matchCriteriaId\":\"372F97C2-A80E-4F8A-9A04-3C21671C560F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.8\",\"versionEndExcluding\":\"6.10.3\",\"matchCriteriaId\":\"38E515B9-DAD5-4A5A-9C4C-1B6873D3185A\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/4a95449dd975e2ea6629a034f3e74b46c9634916\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a5e507fadab76393cbc12344ebd65a417a09aa46\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a96e60a6ea6818fd37b1853283a512c49af38cf5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f762acdaff9e54688be16e6c832c73a61533c1df\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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