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CVE-2025-38239— scsi: megaraid_sas: Fix invalid node index

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于megaraid_sas中无效节点索引导致越界访问。

CVSS 7.3 · High EPSS 0.18% · P7

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux 8049da6f3943d0ac51931b8064b2e4769a69a967< f1064b3532192e987ab17be7281d5fee36fd25e1 affected
8049da6f3943d0ac51931b8064b2e4769a69a967< bf2c1643abc3b2507d56bb6c22bf9897272f8a35 affected
8049da6f3943d0ac51931b8064b2e4769a69a967< 19a47c966deb36624843b7301f0373a3dc541a05 affected
8049da6f3943d0ac51931b8064b2e4769a69a967< 074efb35552556a4b3b25eedab076d5dc24a8199 affected
8049da6f3943d0ac51931b8064b2e4769a69a967< 752eb816b55adb0673727ba0ed96609a17895654 affected
5.17 affected
< 5.17 unaffected
6.1.143≤ 6.1.* unaffected
… +4 more rows
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I. Basic Information for CVE-2025-38239

Vulnerability Information
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Vulnerability Title
scsi: megaraid_sas: Fix invalid node index
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于megaraid_sas中无效节点索引导致越界访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 8049da6f3943d0ac51931b8064b2e4769a69a967 ~ f1064b3532192e987ab17be7281d5fee36fd25e1 -
Linux Linux 5.17 -

II. Public POCs for CVE-2025-38239

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III. Intelligence Information for CVE-2025-38239

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Same Patch Batch · Linux · 2025-07-09 · 26 CVEs total

CVE-2025-38264 9.8 CRITICAL nvme-tcp: sanitize request list handling
CVE-2025-38246 9.8 CRITICAL bnxt: properly flush XDP redirect lists
CVE-2025-38253 8.8 HIGH HID: wacom: fix crash in wacom_aes_battery_handler()
CVE-2025-38238 8.8 HIGH scsi: fnic: Fix crash in fnic_wq_cmpl_handler when FDMI times out
CVE-2025-38262 7.8 HIGH tty: serial: uartlite: register uart driver in init
CVE-2025-38252 7.8 HIGH cxl/ras: Fix CPER handler device confusion
CVE-2025-38250 7.8 HIGH Bluetooth: hci_core: Fix use-after-free in vhci_flush()
CVE-2025-38248 7.8 HIGH bridge: mcast: Fix use-after-free during router port configuration
CVE-2025-38261 7.8 HIGH riscv: save the SR_SUM status over switches
CVE-2025-38242 7.8 HIGH mm: userfaultfd: fix race of userfaultfd_move and swap cache
CVE-2025-38244 7.5 HIGH smb: client: fix potential deadlock when reconnecting channels
CVE-2025-38257 7.3 HIGH s390/pkey: Prevent overflow in size calculation for memdup_user()
CVE-2025-38251 atm: clip: prevent NULL deref in clip_push()
CVE-2025-38260 btrfs: handle csum tree error with rescue=ibadroots correctly
CVE-2025-38263 bcache: fix NULL pointer in cache_set_flush()
CVE-2025-38259 ASoC: codecs: wcd9335: Fix missing free of regulator supplies
CVE-2025-38258 mm/damon/sysfs-schemes: free old damon_sysfs_scheme_filter->memcg_path on write
CVE-2025-38256 io_uring/rsrc: fix folio unpinning
CVE-2025-38255 lib/group_cpus: fix NULL pointer dereference from group_cpus_evenly()
CVE-2025-38254 drm/amd/display: Add sanity checks for drm_edid_raw()

Showing top 20 of 26 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38239

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