CVE-2025-38195

MEDIUM EPSS 4.3%
Published Jul 4, 202512mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jul 4, 2025 12mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix panic caused by NULL-PMD in huge_pte_offset() ERROR INFO: CPU 25 Unable to handle kernel paging request at virtual address 0x0 ... Call Trace: [<900000000023c30c>] huge_pte_offset+0x3c/0x58 [<900000000057fd4c>] hugetlb_follow_page_mask+0x74/0x438 [<900000000051fee8>] __get_user_pages+0xe0/0x4c8 [<9000000000522414>] faultin_page_range+0x84/0x380 [<9000000000564e8c>] madvise_vma_behavior+0x534/0xa48 [<900000000056689c>] do_madvise+0x1bc/0x3e8 [<9000000000566df4>] sys_madvise+0x24/0x38 [<90000000015b9e88>] do_syscall+0x78/0x98 [<9000000000221f18>] handle_syscall+0xb8/0x158 In some cases, pmd may be NULL and rely on NULL as the return value for processing, so it is necessary to determine this situation here.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 10

VendorProductVersionRange
linuxlinux_kernel*≥6.1.136  –  <6.2
linuxlinux_kernel*≥6.6.89  –  <6.6.95
linuxlinux_kernel*≥6.12.26  –  <6.12.35
linuxlinux_kernel*≥6.14.5  –  <6.15
linuxlinux_kernel*≥6.15.1  –  <6.15.4
linuxlinux_kernel6.15any
linuxlinux_kernel6.15any
linuxlinux_kernel6.15any
linuxlinux_kernel6.15any
linuxlinux_kernel6.15any

References 4

  • git.kernel.org https://git.kernel.org/stable/c/985f086f281b7bbb6644851e63af1a17ffff9277
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b427d98d55217b53c88643579fbbd8a4c351a105
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b5c7397b7fd125203c60b59860c168ee92291272
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ee084fa96123ede8b0563a1b5a9b23adc43cd50d
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/985f086f281b7bbb6644851e63af1a17ffff9277
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b427d98d55217b53c88643579fbbd8a4c351a105
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b5c7397b7fd125203c60b59860c168ee92291272
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ee084fa96123ede8b0563a1b5a9b23adc43cd50d
    Patch