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01 Record

CVE-2025-55095

The function _ux_host_class_storage_media_mount() is responsible for mounting partitions on a USB mass storage device. When it encounters an extended partition entry in the partition table, it

MediumPUBLISHEDCNA: eclipse
CNA base score4.2 CVSS v3.xCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L

02 Description

The function _ux_host_class_storage_media_mount() is responsible for mounting partitions on a USB mass storage device. When it encounters an extended partition entry in the partition table, it

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.16% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 5.9% of scored records. A rank, not a probability.
NVD base score
7.0 (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:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-06-17.
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
2026-01-27 15:34Z9 MO AGO
Last updated
2026-01-27 15:58Z9 MO AGO
Reserved
2025-08-06
Assigning CNA
eclipse
Record state
PUBLISHED
Severity
Medium (CVSS 4.2)
CNA CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
Weaknesses
  • CWE-121Stack-based Buffer OverflowVariant
  • CWE-674Uncontrolled RecursionClass
  • CWE-787Out-of-bounds WriteBase
Data version
5.2
Document digest
f723b68386913b52b88390a97baac34db1007209b3b2f284909f75d6ff64bbe5

05 Affected products

VendorProductVersionsPlatforms
Eclipse FoundationEclipse ThreadX - USBX0 to 6.4.2—

06 References