CVE-2025-39970

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.2% of scored records. A rank, not a probability.

NVD base score

8.8 (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:C/C:H/I:H/A:H

NVD analysis status

Deferred. 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

2025-10-15 07:55Z10 MO AGO

Last updated

2026-08-05 12:06Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-193Off-by-one ErrorBase

Data version

5.2

Document digest

9af59bcdee224d90e1f535d0b4df1ba82550209d680d3e428aaf8b68393cd996

• git.kernel.orghttps://git.kernel.org/stable/c/a88c1b2746eccf00e2094b187945f0f1e990b400
• git.kernel.orghttps://git.kernel.org/stable/c/28465770ca3b694286ff9ed6dfd558413f57d98f
• git.kernel.orghttps://git.kernel.org/stable/c/f8c8e11825b24661596fa8db2f0981ba17ed0817
• git.kernel.orghttps://git.kernel.org/stable/c/461e0917eedcd159d87f3ea846754a1e07d7e78a
• git.kernel.orghttps://git.kernel.org/stable/c/3883e9702b6a4945e93b16c070f338a9f5b496f9
• git.kernel.orghttps://git.kernel.org/stable/c/3118f41d8fa57b005f53ec3db2ba5eab1d7ba12b
• git.kernel.orghttps://git.kernel.org/stable/c/560e1683410585fbd5df847f43433c4296f0d222
• git.kernel.orghttps://git.kernel.org/stable/c/9739d5830497812b0bdeaee356ddefbe60830b88