CVE-2025-68817

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

0.43% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 35.5% of scored records. A rank, not a probability.

NVD base score

7.8 (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:U/C:H/I:H/A:H

NVD analysis status

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

Red Hat severity

Important. 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

2026-01-13 15:29Z7 MO AGO

Last updated

2026-08-05 12:11Z1 MO AGO

Reserved

2025-12-24

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

eb232fd44588ec4d89db975247c7cb75e53b847c30f4c122f6284e7750ed2ec4

• git.kernel.orghttps://git.kernel.org/stable/c/446beed646b2e426dd53d27358365f8678e1dd01
• git.kernel.orghttps://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a
• git.kernel.orghttps://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4
• git.kernel.orghttps://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea
• git.kernel.orghttps://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21
• git.kernel.orghttps://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926