CVE-2026-64448

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

0.46% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 38.1% of scored records. A rank, not a probability.

NVD base score

8.2 (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:L/I:N/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-09-03.

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

2026-07-25 08:51Z1 MO AGO

Last updated

2026-08-17 04:55Z18 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.2)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

11e82965336d9ccaaa2f3dcb461a1964d19617d480b728d10fad0dfc5bde3007

• git.kernel.orghttps://git.kernel.org/stable/c/8d0bbc78046d264bbf6a574ea6f9072258a43e35
• git.kernel.orghttps://git.kernel.org/stable/c/b6a381c01e2ac98a48e32ac0f2a45bbadd9e26b0
• git.kernel.orghttps://git.kernel.org/stable/c/31c6312608c60b72a1feb99a5afb680645a3e8a3
• git.kernel.orghttps://git.kernel.org/stable/c/573e502d14714d2947e22e7eff40ec20a6a44a42
• git.kernel.orghttps://git.kernel.org/stable/c/419ec1b604d7fb60c10aec2dc062371f9fcd4940
• git.kernel.orghttps://git.kernel.org/stable/c/ceb875a375dedbf51c9425c1d13a2d7a8435c08c
• git.kernel.orghttps://git.kernel.org/stable/c/6e9d10f62773b99bd927940fd9cbdfe7207e23ff
• git.kernel.orghttps://git.kernel.org/stable/c/53b7c271f06be4dd5cfc8c6ef552a8355c891a7f