CVE-2026-64441

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

0.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 17.3% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

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

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

2026-07-25 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 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

f4f562d5a6eb3764be36e6ededc2469ef9549c622a109079735eb4ca459e8b30

• git.kernel.orghttps://git.kernel.org/stable/c/efa27d487abcdec79669a60a6d94d5d6eceb7c1d
• git.kernel.orghttps://git.kernel.org/stable/c/2ea1ce30ead61589214240e8d33d96310fd613e5
• git.kernel.orghttps://git.kernel.org/stable/c/b27ecba3196f6c14e3809595ebd69c0c2392512a
• git.kernel.orghttps://git.kernel.org/stable/c/6ab1161e539fb7a1c8b35ff5a6ced4702e855b9c
• git.kernel.orghttps://git.kernel.org/stable/c/4b51ee8a40fe47864197d73cc02b191de7a6b072
• git.kernel.orghttps://git.kernel.org/stable/c/729c4e72563bda0f1725db1db9ea08df06f41d9b
• git.kernel.orghttps://git.kernel.org/stable/c/1463ca3ec6601cbb097d8d87dbf5dcf1cb86a344