CVE-2026-64053

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

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.8% 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

Analyzed. NVD last modified this record on 2026-09-02.

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

2026-07-19 15:39Z1 MO AGO

Last updated

2026-08-05 12:38Z1 MO AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

f822c04fd1c6abf81842a28e7c9f96904575e96e7738dbb7cdc5c0b2d13c9efa

• git.kernel.orghttps://git.kernel.org/stable/c/d18160c9525c63c203656fefd847e94b538cd4a4
• git.kernel.orghttps://git.kernel.org/stable/c/0d48654af4d1390c888389206cc13b51b82c30e6
• git.kernel.orghttps://git.kernel.org/stable/c/066be1439593a381b1a29663becfcfe0c92363e7
• git.kernel.orghttps://git.kernel.org/stable/c/637ad3a56a3b889527d1dacea6fea2a8bd648140