01 Record

CVE-2025-71186

dmaengine: stm32: dmamux: fix device leak on route allocation

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

dmaengine: stm32: dmamux: fix device leak on route allocation

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: 0.19% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 9.2% 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

2026-01-31 11:41Z7 MO AGO

Last updated

2026-07-14 12:44Z1 MO AGO

Reserved

2026-01-31

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

c48bd0d49ea9a543a1411a4ed2814de18aea43d6342fa80da01d9efd7fd30b62

05 Affected products

VendorProductVersionsPlatforms

LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 to < 3b42020e6790a5e19b36c187ed5b488a5716f97f, df7e762db5f6c8dbd9e480f1c9ef9851de346657 to < 6393da54dcb3488c080a183c4182ddec71ba8d7f, df7e762db5f6c8dbd9e480f1c9ef9851de346657 to < 1dda2a32303df0091896b01a9d09070d61fa344c, df7e762db5f6c8dbd9e480f1c9ef9851de346657 to < 1a179ac01ff3993ab97e33cc77c316ed7415cda1, df7e762db5f6c8dbd9e480f1c9ef9851de346657 to < 2fb10259d4efb4367787b5ae9c94192e8a91c648, df7e762db5f6c8dbd9e480f1c9ef9851de346657 to < 3ef52d31cce8ba816739085a61efe07b63c6cf27, df7e762db5f6c8dbd9e480f1c9ef9851de346657 to < dd6e4943889fb354efa3f700e42739da9bddb6ef, 4.15—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/3b42020e6790a5e19b36c187ed5b488a5716f97f
git.kernel.orghttps://git.kernel.org/stable/c/6393da54dcb3488c080a183c4182ddec71ba8d7f
git.kernel.orghttps://git.kernel.org/stable/c/1dda2a32303df0091896b01a9d09070d61fa344c
git.kernel.orghttps://git.kernel.org/stable/c/1a179ac01ff3993ab97e33cc77c316ed7415cda1
git.kernel.orghttps://git.kernel.org/stable/c/2fb10259d4efb4367787b5ae9c94192e8a91c648
git.kernel.orghttps://git.kernel.org/stable/c/3ef52d31cce8ba816739085a61efe07b63c6cf27
git.kernel.orghttps://git.kernel.org/stable/c/dd6e4943889fb354efa3f700e42739da9bddb6ef
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-253495.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html

01 Record index

CVE-2025-71186

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-71186

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References