CVE-2025-38195

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Source
https://cve.org/CVERecord?id=CVE-2025-38195
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-38195.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-38195
Downstream
Published
2025-07-04T13:37:18.558Z
Modified
2026-05-15T11:54:11.156604398Z
Summary
LoongArch: Fix panic caused by NULL-PMD in huge_pte_offset()
Details

In the Linux kernel, the following vulnerability has been resolved:

LoongArch: Fix panic caused by NULL-PMD in hugepteoffset()

ERROR INFO:

CPU 25 Unable to handle kernel paging request at virtual address 0x0 ... Call Trace: [<900000000023c30c>] hugepteoffset+0x3c/0x58 [<900000000057fd4c>] hugetlbfollowpage_mask+0x74/0x438 [<900000000051fee8>] __getuserpages+0xe0/0x4c8 [<9000000000522414>] faultinpagerange+0x84/0x380 [<9000000000564e8c>] madvisevmabehavior+0x534/0xa48 [<900000000056689c>] domadvise+0x1bc/0x3e8 [<9000000000566df4>] sysmadvise+0x24/0x38 [<90000000015b9e88>] dosyscall+0x78/0x98 [<9000000000221f18>] handlesyscall+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.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38195.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.6.95
Type
ECOSYSTEM
Events
Introduced
6.7.0
Fixed
6.12.35
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.15.4

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-38195.json"