CVE-2026-53215

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

0.50% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 41.1% of scored records. A rank, not a probability.

NVD base score

9.8 (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:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-07-02.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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 12:34Z1 MO AGO

Reserved

2026-06-09

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-763Release of Invalid Pointer or ReferenceBase

Data version

5.2

Document digest

26e15a294a3648b1ad5efa0ee8a36f9e161ceae6e896ec03026f246b544524ac

• git.kernel.orghttps://git.kernel.org/stable/c/a88b3293b556f4d8fba11db9a8061a6b0d3b69e6
• git.kernel.orghttps://git.kernel.org/stable/c/a03cdcedb2cbcc42551dc3e4746929e93c5352d5
• git.kernel.orghttps://git.kernel.org/stable/c/580f92f27cb8724bcc4be98ee89890eab524a2ae
• git.kernel.orghttps://git.kernel.org/stable/c/d0c8c4fbd22d260fe28530260656c5fb3c20ce84
• git.kernel.orghttps://git.kernel.org/stable/c/8a2126c5afe89f8ceeb60a3afb9f075b736194cd
• git.kernel.orghttps://git.kernel.org/stable/c/02e1b5c4d3b4c658b72c145427cded1bba613fc1
• git.kernel.orghttps://git.kernel.org/stable/c/5e8e2a9624df72fca7c736b2966b2cbf6c9c3ff6