CVE-2024-26900

{"id": "CVE-2024-26900", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-04-17T11:15:10.917", "references": [{"url": "https://git.kernel.org/stable/c/4c1021ce46fc2fb6115f7e79d353941e6dcad366", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6cf350658736681b9d6b0b6e58c5c76b235bb4c4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6d32c832a88513f65c2c2c9c75954ee8b387adea", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9fd0198f7ef06ae0d6636fb0578560857dead995", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/beaf11969fd5cbe6f09cefaa34df1ce8578e8dd9", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f3a1787dc48213f6caea5ba7d47e0222e7fa34a9", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fb5b347efd1bda989846ffc74679d181222fb123", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd: fix kmemleak of rdev->serial\n\nIf kobject_add() is fail in bind_rdev_to_array(), 'rdev->serial' 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 [<0000000058b0a453>] kmemleak_alloc+0x61/0xe0\n [<00000000366adf14>] __kmalloc_large_node+0x15e/0x270\n [<000000002e82961b>] __kmalloc_node.cold+0x11/0x7f\n [<00000000f206d60a>] kvmalloc_node+0x74/0x150\n [<0000000034bf3363>] rdev_init_serial+0x67/0x170\n [<0000000010e08fe9>] mddev_create_serial_pool+0x62/0x220\n [<00000000c3837bf0>] bind_rdev_to_array+0x2af/0x630\n [<0000000073c28560>] md_add_new_disk+0x400/0x9f0\n [<00000000770e30ff>] md_ioctl+0x15bf/0x1c10\n [<000000006cfab718>] blkdev_ioctl+0x191/0x3f0\n [<0000000085086a11>] vfs_ioctl+0x22/0x60\n [<0000000018b656fe>] __x64_sys_ioctl+0xba/0xe0\n [<00000000e54e675e>] do_syscall_64+0x71/0x150\n [<000000008b0ad622>] 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-&gt;serial Si kobject_add() falla en bind_rdev_to_array(), 'rdev-&gt;serial' 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): [&lt;0000000058b0a453&gt; ] kmemleak_alloc+0x61/0xe0 [&lt;00000000366adf14&gt;] __kmalloc_large_node+0x15e/0x270 [&lt;000000002e82961b&gt;] __kmalloc_node.cold+0x11/0x7f [&lt;00000000f206d60a&gt;] loc_node+0x74/0x150 [&lt;0000000034bf3363&gt;] rdev_init_serial+0x67/0x170 [&lt; 0000000010e08fe9&gt;] mddev_create_serial_pool+0x62/0x220 [&lt;00000000c3837bf0&gt;] bind_rdev_to_array+0x2af/0x630 [&lt;0000000073c28560&gt;] md_add_new_disk+0x400/0x9f0 00000000770e30ff&gt;] md_ioctl+0x15bf/0x1c10 [&lt;000000006cfab718&gt;] blkdev_ioctl+0x191/0x3f0 [&lt; 0000000085086a11&gt;] vfs_ioctl+0x22/0x60 [&lt;0000000018b656fe&gt;] __x64_sys_ioctl+0xba/0xe0 [&lt;00000000e54e675e&gt;] do_syscall_64+0x71/0x150 [&lt;00000 0008b0ad622&gt;] entrada_SYSCALL_64_after_hwframe+0x6c/0x74"}], "lastModified": "2024-11-05T10:16:00.753", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E8FC005A-FB83-48C1-969E-B91C2F176D98", "versionEndExcluding": "6.7.11", "versionStartIncluding": "5.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "543A75FF-25B8-4046-A514-1EA8EDD87AB1", "versionEndExcluding": "6.8.2", "versionStartIncluding": "6.8"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}