CVE-2025-38239scsi: megaraid_sas: Fix invalid node index
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: scsi: megaraid_sas: Fix invalid node index On a system with DRAM interleave enabled, out-of-bound access is detected: megaraid_sas 0000:3f:00.0: requested/available msix 128/128 poll_queue 0 ------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in ./arch/x86/include/asm/topology.h:72:28 index -1 is out of range for type 'cpumask *[1024]' dump_stack_lvl+0x5d/0x80 ubsan_epilogue+0x5/0x2b __ubsan_handle_out_of_bounds.cold+0x46/0x4b megasas_alloc_irq_vectors+0x149/0x190 [megaraid_sas] megasas_probe_one.cold+0xa4d/0x189c [megaraid_sas] local_pci_probe+0x42/0x90 pci_device_probe+0xdc/0x290 really_probe+0xdb/0x340 __driver_probe_device+0x78/0x110 driver_probe_device+0x1f/0xa0 __driver_attach+0xba/0x1c0 bus_for_each_dev+0x8b/0xe0 bus_add_driver+0x142/0x220 driver_register+0x72/0xd0 megasas_init+0xdf/0xff0 [megaraid_sas] do_one_initcall+0x57/0x310 do_init_module+0x90/0x250 init_module_from_file+0x85/0xc0 idempotent_init_module+0x114/0x310 __x64_sys_finit_module+0x65/0xc0 do_syscall_64+0x82/0x170 entry_SYSCALL_64_after_hwframe+0x76/0x7e Fix it accordingly.
- CVSS
- 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | from 8049da6f3943d0ac51931b8064b2e4769a69a967 before f1064b3532192e987ab17be7281d5fee36fd25e1; from 8049da6f3943d0ac51931b8064b2e4769a69a967 before bf2c1643abc3b2507d56bb6c22bf9897272f8a35; 8049da6f3943d0ac51931b8064b2e4769a69a967 builds before 19a47c966deb36624843b7301f0373a3dc541a05; 8049da6f3943d0ac51931b8064b2e4769a69a967 builds before 074efb35552556a4b3b25eedab076d5dc24a8199; 8049da6f3943d0ac51931b8064b2e4769a69a967 builds before 752eb816b55adb0673727ba0ed96609a17895654 | CNA record |
linux linux_kernel linux:linux_kernel | from 5.17 before 6.1.143; from 6.2 before 6.6.96; from 6.7 before 6.12.36; from 6.13 before 6.15.5; 6.16; 6.16; 6.16 | NVD |
debian debian_linux debian:debian_linux | 11.0 | NVD |
References
- https://git.kernel.org/stable/c/f1064b3532192e987ab17be7281d5fee36fd25e1patch
- https://git.kernel.org/stable/c/bf2c1643abc3b2507d56bb6c22bf9897272f8a35patch
- https://git.kernel.org/stable/c/19a47c966deb36624843b7301f0373a3dc541a05patch
- https://git.kernel.org/stable/c/074efb35552556a4b3b25eedab076d5dc24a8199patch
- https://git.kernel.org/stable/c/752eb816b55adb0673727ba0ed96609a17895654patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlmailing-list, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.