cve-2021-47289
Vulnerability from cvelistv5
Published
2024-05-21 14:35
Modified
2024-09-11 17:33
Severity ?
Summary
ACPI: fix NULL pointer dereference
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: fix NULL pointer dereference\n\nCommit 71f642833284 (\"ACPI: utils: Fix reference counting in\nfor_each_acpi_dev_match()\") started doing \"acpi_dev_put()\" on a pointer\nthat was possibly NULL.  That fails miserably, because that helper\ninline function is not set up to handle that case.\n\nJust make acpi_dev_put() silently accept a NULL pointer, rather than\ncalling down to put_device() with an invalid offset off that NULL\npointer."
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    "cveId": "CVE-2021-47289",
    "datePublished": "2024-05-21T14:35:14.740Z",
    "dateReserved": "2024-05-21T13:27:52.129Z",
    "dateUpdated": "2024-09-11T17:33:10.100Z",
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