CVE-2026-64550

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 2.7% of scored records. A rank, not a probability.

NVD base score

7.3 (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:L/A:H

NVD analysis status

Received. NVD last modified this record on 2026-08-17.

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

2026-07-27 20:10Z1 MO AGO

Last updated

2026-08-17 04:57Z18 DAYS AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.3)

CNA CVSS vector

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

Weaknesses

No CWE assigned

Data version

5.2

Document digest

47fc7743aeaa55763767100319589258685ddb8f1031a79d0ddf1e7ac17b1df7

• git.kernel.orghttps://git.kernel.org/stable/c/ed25befc8c36f896b5878f9078faddb67fd7e2d0
• git.kernel.orghttps://git.kernel.org/stable/c/a54d76d176e50d2fdbd39b7231efe256170339e4
• git.kernel.orghttps://git.kernel.org/stable/c/00f4c366dbca16a40772c3b7ec2d8cba839e9724
• git.kernel.orghttps://git.kernel.org/stable/c/3868c3244369ab709a90c9aad7534d406009b824
• git.kernel.orghttps://git.kernel.org/stable/c/14eb0c9491385d5361a292ea4974aec0e6887299
• git.kernel.orghttps://git.kernel.org/stable/c/1b12612c367e4be9b0814c0468e7e687835315b4
• git.kernel.orghttps://git.kernel.org/stable/c/231a8a4b76cb1b1827b3b19d7b3603642f5aaaef
• git.kernel.orghttps://git.kernel.org/stable/c/f0f1887a9e30712a1df03e152dce6fb91344b1f3