{
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    "cveMetadata": {
        "cveId": "CVE-2024-36925",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-05-30T15:25:07.069Z",
        "datePublished": "2024-05-30T15:29:19.111Z",
        "dateUpdated": "2026-05-11T20:17:07.889Z"
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                "dateUpdated": "2026-05-11T20:17:07.889Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nswiotlb: initialise restricted pool list_head when SWIOTLB_DYNAMIC=y\n\nUsing restricted DMA pools (CONFIG_DMA_RESTRICTED_POOL=y) in conjunction\nwith dynamic SWIOTLB (CONFIG_SWIOTLB_DYNAMIC=y) leads to the following\ncrash when initialising the restricted pools at boot-time:\n\n  | Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008\n  | Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP\n  | pc : rmem_swiotlb_device_init+0xfc/0x1ec\n  | lr : rmem_swiotlb_device_init+0xf0/0x1ec\n  | Call trace:\n  |  rmem_swiotlb_device_init+0xfc/0x1ec\n  |  of_reserved_mem_device_init_by_idx+0x18c/0x238\n  |  of_dma_configure_id+0x31c/0x33c\n  |  platform_dma_configure+0x34/0x80\n\nfaddr2line reveals that the crash is in the list validation code:\n\n  include/linux/list.h:83\n  include/linux/rculist.h:79\n  include/linux/rculist.h:106\n  kernel/dma/swiotlb.c:306\n  kernel/dma/swiotlb.c:1695\n\nbecause add_mem_pool() is trying to list_add_rcu() to a NULL\n'mem->pools'.\n\nFix the crash by initialising the 'mem->pools' list_head in\nrmem_swiotlb_device_init() before calling add_mem_pool()."
                }
            ],
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                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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                    ],
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                            "lessThanOrEqual": "*",
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                            "versionType": "original_commit_for_fix"
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                    "url": "https://git.kernel.org/stable/c/75961ffb5cb3e5196f19cae7683f35cc88b50800"
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            "title": "swiotlb: initialise restricted pool list_head when SWIOTLB_DYNAMIC=y",
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