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
Thu, 13 Feb 2025 01:00:00 +0000
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threat_severity
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threat_severity
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Fri, 31 Jan 2025 16:15:00 +0000
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First Time appeared |
Linux
Linux linux Kernel |
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Weaknesses | CWE-476 | |
CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
Vendors & Products |
Linux
Linux linux Kernel |
Tue, 14 Jan 2025 08:45:00 +0000
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References |
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Metrics |
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 | |
References |
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Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-01-20T06:19:00.977Z
Reserved: 2025-01-09T09:51:32.498Z
Link: CVE-2024-45828
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No data.
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Status : Analyzed
Published: 2025-01-11T13:15:21.450
Modified: 2025-01-31T15:57:10.733
Link: CVE-2024-45828
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