CVE-2026-64167

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

0.10% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.0% of scored records. A rank, not a probability.

NVD base score

5.5 (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:N/I:N/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-13.

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

2026-07-19 15:40Z1 MO AGO

Last updated

2026-07-19 15:40Z1 MO AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-476NULL Pointer DereferenceBase
• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

19116f34376cd297fef5c800b293d7b6ab5ff3524d69cafe69a33ec22e0d4063

• git.kernel.orghttps://git.kernel.org/stable/c/a6ac6721326a75ff2d14c68db05f93b576d8762f
• git.kernel.orghttps://git.kernel.org/stable/c/a6715d7ec472a476db17787697a4abda62962284