CVE-2024-26900
Vulnerability from cvelistv5
Published
2024-04-17 10:27
Modified
2024-11-05 09:17
Severity ?
Summary
md: fix kmemleak of rdev->serial
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd: fix kmemleak of rdev-\u003eserial\n\nIf kobject_add() is fail in bind_rdev_to_array(), \u0027rdev-\u003eserial\u0027 will be\nalloc not be freed, and kmemleak occurs.\n\nunreferenced object 0xffff88815a350000 (size 49152):\n  comm \"mdadm\", pid 789, jiffies 4294716910\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace (crc f773277a):\n    [\u003c0000000058b0a453\u003e] kmemleak_alloc+0x61/0xe0\n    [\u003c00000000366adf14\u003e] __kmalloc_large_node+0x15e/0x270\n    [\u003c000000002e82961b\u003e] __kmalloc_node.cold+0x11/0x7f\n    [\u003c00000000f206d60a\u003e] kvmalloc_node+0x74/0x150\n    [\u003c0000000034bf3363\u003e] rdev_init_serial+0x67/0x170\n    [\u003c0000000010e08fe9\u003e] mddev_create_serial_pool+0x62/0x220\n    [\u003c00000000c3837bf0\u003e] bind_rdev_to_array+0x2af/0x630\n    [\u003c0000000073c28560\u003e] md_add_new_disk+0x400/0x9f0\n    [\u003c00000000770e30ff\u003e] md_ioctl+0x15bf/0x1c10\n    [\u003c000000006cfab718\u003e] blkdev_ioctl+0x191/0x3f0\n    [\u003c0000000085086a11\u003e] vfs_ioctl+0x22/0x60\n    [\u003c0000000018b656fe\u003e] __x64_sys_ioctl+0xba/0xe0\n    [\u003c00000000e54e675e\u003e] do_syscall_64+0x71/0x150\n    [\u003c000000008b0ad622\u003e] entry_SYSCALL_64_after_hwframe+0x6c/0x74"
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26900",
    "datePublished": "2024-04-17T10:27:49.707Z",
    "dateReserved": "2024-02-19T14:20:24.187Z",
    "dateUpdated": "2024-11-05T09:17:53.096Z",
    "state": "PUBLISHED"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26900\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-17T11:15:10.917\",\"lastModified\":\"2024-11-05T10:16:00.753\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmd: fix kmemleak of rdev-\u003eserial\\n\\nIf kobject_add() is fail in bind_rdev_to_array(), \u0027rdev-\u003eserial\u0027 will be\\nalloc not be freed, and kmemleak occurs.\\n\\nunreferenced object 0xffff88815a350000 (size 49152):\\n  comm \\\"mdadm\\\", pid 789, jiffies 4294716910\\n  hex dump (first 32 bytes):\\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\\n  backtrace (crc f773277a):\\n    [\u003c0000000058b0a453\u003e] kmemleak_alloc+0x61/0xe0\\n    [\u003c00000000366adf14\u003e] __kmalloc_large_node+0x15e/0x270\\n    [\u003c000000002e82961b\u003e] __kmalloc_node.cold+0x11/0x7f\\n    [\u003c00000000f206d60a\u003e] kvmalloc_node+0x74/0x150\\n    [\u003c0000000034bf3363\u003e] rdev_init_serial+0x67/0x170\\n    [\u003c0000000010e08fe9\u003e] mddev_create_serial_pool+0x62/0x220\\n    [\u003c00000000c3837bf0\u003e] bind_rdev_to_array+0x2af/0x630\\n    [\u003c0000000073c28560\u003e] md_add_new_disk+0x400/0x9f0\\n    [\u003c00000000770e30ff\u003e] md_ioctl+0x15bf/0x1c10\\n    [\u003c000000006cfab718\u003e] blkdev_ioctl+0x191/0x3f0\\n    [\u003c0000000085086a11\u003e] vfs_ioctl+0x22/0x60\\n    [\u003c0000000018b656fe\u003e] __x64_sys_ioctl+0xba/0xe0\\n    [\u003c00000000e54e675e\u003e] do_syscall_64+0x71/0x150\\n    [\u003c000000008b0ad622\u003e] entry_SYSCALL_64_after_hwframe+0x6c/0x74\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: md: corrige kmemleak de rdev-\u0026gt;serial Si kobject_add() falla en bind_rdev_to_array(), \u0027rdev-\u0026gt;serial\u0027 se asignar\u00e1 y no se liberar\u00e1, y se produce kmemleak. objeto sin referencia 0xffff88815a350000 (tama\u00f1o 49152): comm \\\"mdadm\\\", pid 789, jiffies 4294716910 volcado hexadecimal (primeros 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........ ........ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ retroceso (crc f773277a): [\u0026lt;0000000058b0a453\u0026gt; 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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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