cve-2022-48703
Vulnerability from cvelistv5
Published
2024-05-03 15:14
Modified
2024-08-03 15:17
Severity ?
Summary
thermal/int340x_thermal: handle data_vault when the value is ZERO_SIZE_PTR
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7931e28098a4c1a2a6802510b0cbe57546d2049d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dae42083b045a4ddf71c57cf350cb2412b5915c2
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

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                "timestamp": "2024-06-17T17:39:52.003733Z",
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    "cna": {
      "affected": [
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          "product": "Linux",
          "programFiles": [
            "drivers/thermal/intel/int340x_thermal/int3400_thermal.c"
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nthermal/int340x_thermal: handle data_vault when the value is ZERO_SIZE_PTR\n\nIn some case, the GDDV returns a package with a buffer which has\nzero length. It causes that kmemdup() returns ZERO_SIZE_PTR (0x10).\n\nThen the data_vault_read() got NULL point dereference problem when\naccessing the 0x10 value in data_vault.\n\n[   71.024560] BUG: kernel NULL pointer dereference, address:\n0000000000000010\n\nThis patch uses ZERO_OR_NULL_PTR() for checking ZERO_SIZE_PTR or\nNULL value in data_vault."
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    "assignerShortName": "Linux",
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    "datePublished": "2024-05-03T15:14:07.390Z",
    "dateReserved": "2024-05-03T14:55:07.146Z",
    "dateUpdated": "2024-08-03T15:17:55.767Z",
    "state": "PUBLISHED"
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  }
}


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