01 Record

CVE-2025-39845

x86/mm/64: define ARCH_PAGE_TABLE_SYNC_MASK and arch_sync_kernel_mappings()

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

x86/mm/64: define ARCH_PAGE_TABLE_SYNC_MASK and arch_sync_kernel_mappings()

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: 0.15% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 4.7% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/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: No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2025-09-19 15:26Z11 MO AGO

Last updated

2026-07-14 12:43Z1 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-401Missing Release of Memory after Effective LifetimeVariant

Data version

5.2

Document digest

0f83aee4cd6cea7f9f4e9cdded0c69cffffb5bad8eb47dee1f83cc6399ffb008

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux8d400913c231bd1da74067255816453f96cd35b0 to < 744ff519c72de31344a627eaf9b24e9595aae554, 8d400913c231bd1da74067255816453f96cd35b0 to < 5f761d40ee95d2624f839c90ebeef2d5c55007f5, 8d400913c231bd1da74067255816453f96cd35b0 to < 26ff568f390a531d1bd792e49f1a401849921960, 8d400913c231bd1da74067255816453f96cd35b0 to < b7f4051dd3388edd30e9a6077c05c486aa31e0d4, 8d400913c231bd1da74067255816453f96cd35b0 to < 6bf9473727569e8283c1e2445c7ac42cf4fc9fa9, 8d400913c231bd1da74067255816453f96cd35b0 to < 6659d027998083fbb6d42a165b0c90dc2e8ba989, 5.13—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/744ff519c72de31344a627eaf9b24e9595aae554
git.kernel.orghttps://git.kernel.org/stable/c/5f761d40ee95d2624f839c90ebeef2d5c55007f5
git.kernel.orghttps://git.kernel.org/stable/c/26ff568f390a531d1bd792e49f1a401849921960
git.kernel.orghttps://git.kernel.org/stable/c/b7f4051dd3388edd30e9a6077c05c486aa31e0d4
git.kernel.orghttps://git.kernel.org/stable/c/6bf9473727569e8283c1e2445c7ac42cf4fc9fa9
git.kernel.orghttps://git.kernel.org/stable/c/6659d027998083fbb6d42a165b0c90dc2e8ba989
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/10/msg00008.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-2025-39845

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-39845

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References