In the Linux kernel, the following vulnerability has been resolved:
i3c: mipi-i3c-hci: Mask ring interrupts before ring stop request
Bus cleanup path in DMA mode may trigger a RING_OP_STAT interrupt when
the ring is being stopped. Depending on timing between ring stop request
completion, interrupt handler removal and code execution this may lead
to a NULL pointer dereference in hci_dma_irq_handler() if it gets to run
after the io_data pointer is set to NULL in hci_dma_cleanup().
Prevent this my masking the ring interrupts before ring stop request.
Metrics
Affected Vendors & Products
References
History
Tue, 14 Jan 2025 08:45:00 +0000
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threat_severity
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cvssV3_1
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Sat, 11 Jan 2025 12:30:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: i3c: mipi-i3c-hci: Mask ring interrupts before ring stop request Bus cleanup path in DMA mode may trigger a RING_OP_STAT interrupt when the ring is being stopped. Depending on timing between ring stop request completion, interrupt handler removal and code execution this may lead to a NULL pointer dereference in hci_dma_irq_handler() if it gets to run after the io_data pointer is set to NULL in hci_dma_cleanup(). Prevent this my masking the ring interrupts before ring stop request. | |
Title | i3c: mipi-i3c-hci: Mask ring interrupts before ring stop request | |
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MITRE
Status: PUBLISHED
Assigner: Linux
Published: 2025-01-11T12:25:11.560Z
Updated: 2025-01-15T12:24:37.363Z
Reserved: 2025-01-09T09:51:32.498Z
Link: CVE-2024-45828
Vulnrichment
No data.
NVD
Status : Received
Published: 2025-01-11T13:15:21.450
Modified: 2025-01-11T13:15:21.450
Link: CVE-2024-45828
Redhat