CVE-2025-39756

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.5% 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

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.

Published

2025-09-11 16:52Z11 MO 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-401Missing Release of Memory after Effective LifetimeVariant
• CWE-99Improper Control of Resource Identifiers ('Resource Injection')Class

Data version

5.2

Document digest

cbaa5901e6342b42c3ecad081a78128053668d91134cfc0516b4d496563e6e11

• git.kernel.orghttps://git.kernel.org/stable/c/b4159c5a90c03f8acd3de345a7f5fc63b0909818
• git.kernel.orghttps://git.kernel.org/stable/c/f95638a8f22eba307dceddf5aef9ae2326bbcf98
• git.kernel.orghttps://git.kernel.org/stable/c/749528086620f8012b83ae032a80f6ffa80c45cd
• git.kernel.orghttps://git.kernel.org/stable/c/628fc28f42d979f36dbf75a6129ac7730e30c04e
• git.kernel.orghttps://git.kernel.org/stable/c/237e416eb62101f21b28c9e6e564d10efe1ecc6f
• git.kernel.orghttps://git.kernel.org/stable/c/d4f9351243c17865a8cdbe6b3ccd09d0b13a7bcc
• git.kernel.orghttps://git.kernel.org/stable/c/9f61fa6a2a89a610120bc4e5d24379c667314b5c
• git.kernel.orghttps://git.kernel.org/stable/c/dfd1f4ea98c3bd3a03d12169b5b2daa1f0a3e4ae
• git.kernel.orghttps://git.kernel.org/stable/c/04a2c4b4511d186b0fce685da21085a5d4acd370
• 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-082556.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