CVE-2026-53187

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 5.8% 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

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 08:39Z2 MO AGO

Last updated

2026-08-05 12:33Z1 MO AGO

Reserved

2026-06-09

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-787Out-of-bounds WriteBase
• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

4203b03a31fe2cb198b58cac8bcb6f74e8fc67284a0c510843130378ff51f5aa

• git.kernel.orghttps://git.kernel.org/stable/c/bd5e818be7964c1689fba2dad9e6bd3a827fee74
• git.kernel.orghttps://git.kernel.org/stable/c/0efbb6b54ff56300867027d8e0800d0e32226a20
• git.kernel.orghttps://git.kernel.org/stable/c/323c98a4ff06aa28114f2bf658fb43eb3b536bbc