CVE-2025-38691

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 2026-06-17.

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

2025-09-04 15:32Z1 YR 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-908Use of Uninitialized ResourceBase
• CWE-824Access of Uninitialized PointerBase

Data version

5.2

Document digest

a2a934bc2bf918e37d0487fcdf595ee910bd5030893606945b0113efe14cc365

• git.kernel.orghttps://git.kernel.org/stable/c/579b85f893d9885162e1cabf99a4a088916e143e
• git.kernel.orghttps://git.kernel.org/stable/c/2896f101110076ac6bf99d7aaf463d61e26f89dd
• git.kernel.orghttps://git.kernel.org/stable/c/4f783333cbfa2ee7d4aa8e47f6bd1b3f77534fcf
• git.kernel.orghttps://git.kernel.org/stable/c/9be5c04beca3202d0a5f09fb4b2ecb644caa0bc5
• git.kernel.orghttps://git.kernel.org/stable/c/24334f3cf8a294f253071b5bf22d754dbb6d0f2d
• git.kernel.orghttps://git.kernel.org/stable/c/f0b2eee3fbba9b7e3746ef698424ef5e4a197776
• git.kernel.orghttps://git.kernel.org/stable/c/94ec6d939031a616474376dadbf4a8d0ef8b0bcc
• git.kernel.orghttps://git.kernel.org/stable/c/37c3443a2685528f972d910a6fb87716b96fef46
• git.kernel.orghttps://git.kernel.org/stable/c/9768797c219326699778fba9cd3b607b2f1e7950
• 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