CVE-2025-38239scsi: megaraid_sas: Fix invalid node index
- 7.3HighCVSS base score
- 0.18%Exploitation in 30 daysEPSS · top 92% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By Linux
- 3 months later
· 3 months later
Published
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.18% · top 92% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.
Affected products
- affected 8049da6f3943d0ac51931b8064b2e4769a69a967 – < f1064b3532192e987ab17be7281d5fee36fd25e1
- affected 8049da6f3943d0ac51931b8064b2e4769a69a967 – < bf2c1643abc3b2507d56bb6c22bf9897272f8a35
- affected 8049da6f3943d0ac51931b8064b2e4769a69a967 – < 19a47c966deb36624843b7301f0373a3dc541a05
- affected 8049da6f3943d0ac51931b8064b2e4769a69a967 – < 074efb35552556a4b3b25eedab076d5dc24a8199
- affected 8049da6f3943d0ac51931b8064b2e4769a69a967 – < 752eb816b55adb0673727ba0ed96609a17895654
- affected 5.17
- unaffected < 5.17
- unaffected 6.1.143 – ≤ 6.1.*
- unaffected 6.6.96 – ≤ 6.6.*
- unaffected 6.12.36 – ≤ 6.12.*
- unaffected 6.15.5 – ≤ 6.15.*
- unaffected 6.16 – ≤ *
References
References6
- https://git.kernel.org/stable/c/f1064b3532192e987ab17be7281d5fee36fd25e1 (opens in a new tab)
- https://git.kernel.org/stable/c/bf2c1643abc3b2507d56bb6c22bf9897272f8a35 (opens in a new tab)
- https://git.kernel.org/stable/c/19a47c966deb36624843b7301f0373a3dc541a05 (opens in a new tab)
- https://git.kernel.org/stable/c/074efb35552556a4b3b25eedab076d5dc24a8199 (opens in a new tab)
- https://git.kernel.org/stable/c/752eb816b55adb0673727ba0ed96609a17895654 (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-20821 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-38239)Record last updated .