CVE-2024-34777

{"id": "CVE-2024-34777", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "published": "2024-06-21T12:15:10.157", "references": [{"url": "https://git.kernel.org/stable/c/1ff05e723f7ca30644b8ec3fb093f16312e408ad", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/34a816d8735f3924b74be8e5bf766ade1f3bd10b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/35d31c8bd4722b107f5a2f5ddddce839de04b936", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/63e7e05a48a35308aeddd7ecccb68363a5988e87", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c57874265a3c5206d7aece3793bb2fc9abcd7570", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/1ff05e723f7ca30644b8ec3fb093f16312e408ad", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/34a816d8735f3924b74be8e5bf766ade1f3bd10b", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/35d31c8bd4722b107f5a2f5ddddce839de04b936", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/63e7e05a48a35308aeddd7ecccb68363a5988e87", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/c57874265a3c5206d7aece3793bb2fc9abcd7570", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndma-mapping: benchmark: fix node id validation\n\nWhile validating node ids in map_benchmark_ioctl(), node_possible() may\nbe provided with invalid argument outside of [0,MAX_NUMNODES-1] range\nleading to:\n\nBUG: KASAN: wild-memory-access in map_benchmark_ioctl (kernel/dma/map_benchmark.c:214)\nRead of size 8 at addr 1fffffff8ccb6398 by task dma_map_benchma/971\nCPU: 7 PID: 971 Comm: dma_map_benchma Not tainted 6.9.0-rc6 #37\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nCall Trace:\n <TASK>\ndump_stack_lvl (lib/dump_stack.c:117)\nkasan_report (mm/kasan/report.c:603)\nkasan_check_range (mm/kasan/generic.c:189)\nvariable_test_bit (arch/x86/include/asm/bitops.h:227) [inline]\narch_test_bit (arch/x86/include/asm/bitops.h:239) [inline]\n_test_bit at (include/asm-generic/bitops/instrumented-non-atomic.h:142) [inline]\nnode_state (include/linux/nodemask.h:423) [inline]\nmap_benchmark_ioctl (kernel/dma/map_benchmark.c:214)\nfull_proxy_unlocked_ioctl (fs/debugfs/file.c:333)\n__x64_sys_ioctl (fs/ioctl.c:890)\ndo_syscall_64 (arch/x86/entry/common.c:83)\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)\n\nCompare node ids with sane bounds first. NUMA_NO_NODE is considered a\nspecial valid case meaning that benchmarking kthreads won't be bound to a\ncpuset of a given node.\n\nFound by Linux Verification Center (linuxtesting.org)."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: dma-mapping: benchmark: corregir la validaci\u00f3n de ID de nodo Al validar los ID de nodo en map_benchmark_ioctl(), node_possible() puede recibir un argumento no v\u00e1lido fuera del rango [0,MAX_NUMNODES-1]. lo que lleva a: ERROR: KASAN: acceso a memoria salvaje en map_benchmark_ioctl (kernel/dma/map_benchmark.c:214) Lectura de tama\u00f1o 8 en la direcci\u00f3n 1fffffff8ccb6398 por tarea dma_map_benchma/971 CPU: 7 PID: 971 Comm: dma_map_benchma No contaminado 6.9. 0-rc6 #37 Nombre de hardware: PC est\u00e1ndar QEMU (i440FX + PIIX, 1996) Seguimiento de llamadas: dump_stack_lvl (lib/dump_stack.c:117) kasan_report (mm/kasan/report.c:603) kasan_check_range (mm/ kasan/generic.c:189) variable_test_bit (arch/x86/include/asm/bitops.h:227) [en l\u00ednea] arch_test_bit (arch/x86/include/asm/bitops.h:239) [en l\u00ednea] _test_bit en (incluir /asm-generic/bitops/instrumented-non-atomic.h:142) [en l\u00ednea] node_state (include/linux/nodemask.h:423) [en l\u00ednea] map_benchmark_ioctl (kernel/dma/map_benchmark.c:214) full_proxy_unlocked_ioctl (fs /debugfs/file.c:333) __x64_sys_ioctl (fs/ioctl.c:890) do_syscall_64 (arch/x86/entry/common.c:83) Entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) Comparar ID de nodo con l\u00edmites cuerdos primero. NUMA_NO_NODE se considera un caso v\u00e1lido especial, lo que significa que los kthreads de evaluaci\u00f3n comparativa no estar\u00e1n vinculados a un cpuset de un nodo determinado. Encontrado por el Centro de verificaci\u00f3n de Linux (linuxtesting.org)."}], "lastModified": "2025-09-17T17:00:58.330", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "31130639-53FE-4726-8986-434EE2528CB2", "versionEndExcluding": "5.15.161", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EEFB78EE-F990-4197-BF1C-156760A55667", "versionEndExcluding": "6.1.93", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FCE796DF-3B50-4DC6-BAE5-95271068FC9E", "versionEndExcluding": "6.6.33", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "991B9791-966A-4D18-9E8D-A8AB128E5627", "versionEndExcluding": "6.9.4", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EBB4392-5FA6-4DA9-9772-8F9C750109FA"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}