In the Linux kernel, the following vulnerability has been resolved:
mmc: rtsx_pci: fix return value check of mmc_add_host()
mmc_add_host() may return error, if we ignore its return value, the memory
that allocated in mmc_alloc_host() will be leaked and it will lead a kernel
crash because of deleting not added device in the remove path.
So fix this by checking the return value and calling mmc_free_host() in the
error path, beside, runtime PM also needs be disabled.
Metrics
Affected Vendors & Products
References
History
Wed, 17 Sep 2025 11:00:00 +0000
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Linux
Linux linux Kernel |
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Vendors & Products |
Linux
Linux linux Kernel |
Tue, 16 Sep 2025 00:15:00 +0000
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threat_severity
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cvssV3_1
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Mon, 15 Sep 2025 14:45:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: mmc: rtsx_pci: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, the memory that allocated in mmc_alloc_host() will be leaked and it will lead a kernel crash because of deleting not added device in the remove path. So fix this by checking the return value and calling mmc_free_host() in the error path, beside, runtime PM also needs be disabled. | |
Title | mmc: rtsx_pci: fix return value check of mmc_add_host() | |
References |
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Status: PUBLISHED
Assigner: Linux
Published: 2025-09-15T14:21:03.372Z
Updated: 2025-09-15T14:21:03.372Z
Reserved: 2025-09-15T13:58:00.975Z
Link: CVE-2022-50267

No data.

Status : Awaiting Analysis
Published: 2025-09-15T15:15:37.460
Modified: 2025-09-15T15:22:27.090
Link: CVE-2022-50267
