CVE-2026-64235

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

0.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 25.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-12.

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

2026-07-24 15:27Z1 MO AGO

Last updated

2026-08-05 12:40Z1 MO AGO

Reserved

2026-07-19

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

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

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

bbcd25ef691eef17b6f1b33b66710a40ca9962a4043c1c5f2b30f9fe50607c4a

• git.kernel.orghttps://git.kernel.org/stable/c/8093442a2d1d4b42b9340a86023ccb2afb30b93a
• git.kernel.orghttps://git.kernel.org/stable/c/d59cc66b702757e3c5a711e78a38583eac0c2738
• git.kernel.orghttps://git.kernel.org/stable/c/9edff632ca216169846f8a63a5a3dc467e239c7a
• git.kernel.orghttps://git.kernel.org/stable/c/a17dc12bfed8868e6a86f3b45c16065a70641acb