CVE-2026-53131

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 35.3% of scored records. A rank, not a probability.

NVD base score

9.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-06.

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

2026-06-25 08:38Z2 MO AGO

Last updated

2026-08-05 12:33Z1 MO AGO

Reserved

2026-06-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Critical (CVSS 9.4)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

77894dc82ef64218b8e3ff20d9f19664999e073458b7375515753f2ad829f983

• git.kernel.orghttps://git.kernel.org/stable/c/4435888e1bf139d2bfe5911643d4217382136743
• git.kernel.orghttps://git.kernel.org/stable/c/063f43361e884acd7300790e90194430275d0d0c
• git.kernel.orghttps://git.kernel.org/stable/c/726abf97566867f808fec9d8a408eb9698bd570a
• git.kernel.orghttps://git.kernel.org/stable/c/367abcacc13a8e2e7624408b7f593bd1e60e49d9
• git.kernel.orghttps://git.kernel.org/stable/c/5d634afb8b83b49de562792fd0d047416a43bd4d
• git.kernel.orghttps://git.kernel.org/stable/c/cea435ea7e868ea6fdf039bc4f2090c1d829b556
• git.kernel.orghttps://git.kernel.org/stable/c/62443dc21114c0bbc476fa62973db89743f2f137