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    "cveMetadata": {
        "cveId": "CVE-2024-27023",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-02-19T14:20:24.210Z",
        "datePublished": "2024-05-01T12:49:21.063Z",
        "dateUpdated": "2026-05-11T20:08:55.255Z"
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                "dateUpdated": "2026-05-11T20:08:55.255Z"
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            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd: Fix missing release of 'active_io' for flush\n\nsubmit_flushes\n atomic_set(&mddev->flush_pending, 1);\n rdev_for_each_rcu(rdev, mddev)\n  atomic_inc(&mddev->flush_pending);\n  bi->bi_end_io = md_end_flush\n  submit_bio(bi);\n                        /* flush io is done first */\n                        md_end_flush\n                         if (atomic_dec_and_test(&mddev->flush_pending))\n                          percpu_ref_put(&mddev->active_io)\n                          -> active_io is not released\n\n if (atomic_dec_and_test(&mddev->flush_pending))\n  -> missing release of active_io\n\nFor consequence, mddev_suspend() will wait for 'active_io' to be zero\nforever.\n\nFix this problem by releasing 'active_io' in submit_flushes() if\n'flush_pending' is decreased to zero."
                }
            ],
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                    "product": "Linux",
                    "vendor": "Linux",
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                        "drivers/md/md.c"
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            "references": [
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                    "url": "https://git.kernel.org/stable/c/6b2ff10390b19a2364af622b6666b690443f9f3f"
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                {
                    "url": "https://git.kernel.org/stable/c/855678ed8534518e2b428bcbcec695de9ba248e8"
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            "title": "md: Fix missing release of 'active_io' for flush",
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