{"cve":"CVE-2024-39277","nvd":{"published":"2024-06-21T12:15:11.330","modified":"2026-06-17T07:41:37.450","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndma-mapping: benchmark: handle NUMA_NO_NODE correctly\n\ncpumask_of_node() can be called for NUMA_NO_NODE inside do_map_benchmark()\nresulting in the following sanitizer report:\n\nUBSAN: array-index-out-of-bounds in ./arch/x86/include/asm/topology.h:72:28\nindex -1 is out of range for type 'cpumask [64][1]'\nCPU: 1 PID: 990 Comm: dma_map_benchma Not tainted 6.9.0-rc6 #29\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nCall Trace:\n <TASK>\ndump_stack_lvl (lib/dump_stack.c:117)\nubsan_epilogue (lib/ubsan.c:232)\n__ubsan_handle_out_of_bounds (lib/ubsan.c:429)\ncpumask_of_node (arch/x86/include/asm/topology.h:72) [inline]\ndo_map_benchmark (kernel/dma/map_benchmark.c:104)\nmap_benchmark_ioctl (kernel/dma/map_benchmark.c:246)\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\nUse cpumask_of_node() in place when binding a kernel thread to a cpuset\nof a particular node.\n\nNote that the provided node id is checked inside map_benchmark_ioctl().\nIt's just a NUMA_NO_NODE case which is not handled properly later.\n\nFound by Linux Verification Center (linuxtesting.org).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-125"],"references":["https://git.kernel.org/stable/c/50ee21bfc005e69f183d6b4b454e33f0c2571e1f","https://git.kernel.org/stable/c/5a91116b003175302f2e6ad94b76fb9b5a141a41","https://git.kernel.org/stable/c/8e1ba9df9a35e8dc64f657a64e523c79ba01e464","https://git.kernel.org/stable/c/b41b0018e8ca06e985e87220a618ec633988fd13","https://git.kernel.org/stable/c/e64746e74f717961250a155e14c156616fcd981f"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:52:00.836172422+00:00"},"epss":{"cve":"CVE-2024-39277","score":0.0022,"percentile":0.12586,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}