01 Record

CVE-2025-38681

mm/ptdump: take the memory hotplug lock inside ptdump_walk_pgd()

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

mm/ptdump: take the memory hotplug lock inside ptdump_walk_pgd()

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.12% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 2.3% of scored records. A rank, not a probability.
NVD base score: 4.7 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-07-14.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2025-09-04 15:32Z1 YR AGO

Last updated

2026-07-14 12:42Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
CWE-366Race Condition within a ThreadBase

Data version

5.2

Document digest

34caff782203dccbce89c9a5089ea570c536d0bf7d75cdaf03d7b56a371fdc4b

05 Affected products

VendorProductVersionsPlatforms

LinuxLinuxbbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < 3ee9a8c27bfd72c3f465004fa8455785d61be5e8, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < 69bea84b06b5e779627e7afdbf4b60a7d231c76f, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < ac25ec5fa2bf6e606dc7954488e4dded272fa9cd, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < 1636b5e9c3543b87d673e32a47e7c18698882425, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < ff40839e018b82c4d756d035f34a63aa2d93be83, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < 67995d4244694928ce701928e530b5b4adeb17b4, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < ca8c414499f2e5337a95a76be0d21b728ee31c6b, bbd6ec605c0fc286c3f8ce60b4ed44635361d58b to < 59305202c67fea50378dcad0cc199dbc13a0e99a, 5.7—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/3ee9a8c27bfd72c3f465004fa8455785d61be5e8
git.kernel.orghttps://git.kernel.org/stable/c/69bea84b06b5e779627e7afdbf4b60a7d231c76f
git.kernel.orghttps://git.kernel.org/stable/c/ac25ec5fa2bf6e606dc7954488e4dded272fa9cd
git.kernel.orghttps://git.kernel.org/stable/c/1636b5e9c3543b87d673e32a47e7c18698882425
git.kernel.orghttps://git.kernel.org/stable/c/ff40839e018b82c4d756d035f34a63aa2d93be83
git.kernel.orghttps://git.kernel.org/stable/c/67995d4244694928ce701928e530b5b4adeb17b4
git.kernel.orghttps://git.kernel.org/stable/c/ca8c414499f2e5337a95a76be0d21b728ee31c6b
git.kernel.orghttps://git.kernel.org/stable/c/59305202c67fea50378dcad0cc199dbc13a0e99a
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-032379.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html

01 Record index

CVE-2025-38681

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-38681

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References