CVE-2026-64004

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 2.9% 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

Awaiting Analysis. NVD last modified this record on 2026-07-30.

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 14:56Z1 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-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

130416d123e34a52187babb7572d4b8c9f27b76207808816d43eb837843f1b24

• git.kernel.orghttps://git.kernel.org/stable/c/884eb247b74d86db97e3a37f0d6fc8e1e83590dd
• git.kernel.orghttps://git.kernel.org/stable/c/45bb8de8c95d8899f4b8f61bd9bceb8132af73cb
• git.kernel.orghttps://git.kernel.org/stable/c/1fc30bd4e55e2dd622d2d366cecd732c1841bbee
• git.kernel.orghttps://git.kernel.org/stable/c/cd691beafea0dd779e69e81ccc26b0ab50efcb5e
• git.kernel.orghttps://git.kernel.org/stable/c/6e792b8dd3002bbc4136745928a9605df1a72b8a
• git.kernel.orghttps://git.kernel.org/stable/c/9817369243380e287ebe5525411557eaa3aa2a79
• git.kernel.orghttps://git.kernel.org/stable/c/69554adc7a6fa04ede3ad7512321d83748e3c920
• git.kernel.orghttps://git.kernel.org/stable/c/3589d20a666caf30ad100c960a2de7de390fce88