CVE-2025-39817

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

Ranks above 6.0% of scored records. A rank, not a probability.

NVD base score

7.1 (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:H/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-07-30.

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

2025-09-16 13:00Z11 MO AGO

Last updated

2026-08-05 12:05Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

54376af241b8387ae5edbd8340bf3b2d6de10f769a568a63c5b72c01f9a788b0

• git.kernel.orghttps://git.kernel.org/stable/c/0f63fbabeaaaaaaf5b742a2f4c1b4590d50bf1f6
• git.kernel.orghttps://git.kernel.org/stable/c/794399019301944fd6d2e0d7a51b3327e26c410e
• git.kernel.orghttps://git.kernel.org/stable/c/568e7761279b99c6daa3002290fd6d8047ddb6d2
• git.kernel.orghttps://git.kernel.org/stable/c/d7f5e35e70507d10cbaff5f9e194ed54c4ee14f7
• git.kernel.orghttps://git.kernel.org/stable/c/925599eba46045930b850a98ae594d2e3028ac40
• git.kernel.orghttps://git.kernel.org/stable/c/c2925cd6207079c3f4d040d082515db78d63afbf
• git.kernel.orghttps://git.kernel.org/stable/c/71581a82f38e5a4d807d71fc1bb59aead80ccf95
• git.kernel.orghttps://git.kernel.org/stable/c/a6358f8cf64850f3f27857b8ed8c1b08cfc4685c
• 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