I
n the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix a crash in UFFDIO_MOVE when PMD is a migration entry When UFFDIO_MOVE encounters a migration PMD entry, it proceeds with obtaining a folio and accessing it even though the entry is swp_entry_t. Add the missing check and let split_huge_pmd() handle migration entries. While at it also remove unnecessary folio check. [[email protected]: remove extra folio check, per David]
References
Configurations
Configuration 1 (hide)
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History
24 Nov 2025, 19:48
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
|
| CWE | NVD-CWE-noinfo | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 5.5 |
| First Time |
Linux linux Kernel
Linux |
|
| References | () https://git.kernel.org/stable/c/1202abad7a7ccd28c426d2844771a387b07629a4 - Patch | |
| References | () https://git.kernel.org/stable/c/7f1101a0a181243ad587ececdffc4845f035549f - Patch | |
| References | () https://git.kernel.org/stable/c/aba6faec0103ed8f169be8dce2ead41fcb689446 - Patch | |
| References | () https://git.kernel.org/stable/c/bb81c18dbd42650c844e160cafa7cbb20243a96a - Patch |
05 Sep 2025, 17:47
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-09-04 16:15
Updated : 2025-11-24 19:48
NVD link : CVE-2025-38686
Mitre link : CVE-2025-38686
CVE.ORG link : CVE-2025-38686
JSON object : View
Products Affected
CWE