CVE-2026-64097

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

Analyzed. NVD last modified this record on 2026-08-11.

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 15:40Z1 MO AGO

Last updated

2026-08-05 12:39Z1 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-787Out-of-bounds WriteBase
• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

b949db0de1251a87115699a1123048733d35642a95acb255595a6bacee4ce000

• git.kernel.orghttps://git.kernel.org/stable/c/9900f6954be779011e7c2cd42addd87baf028bc5
• git.kernel.orghttps://git.kernel.org/stable/c/fb30a3890d62fd50a95aef684faf64a307592e42
• git.kernel.orghttps://git.kernel.org/stable/c/67461e0c15335894cc5d3b84cda823bf8cbdc886
• git.kernel.orghttps://git.kernel.org/stable/c/7ca695b3122297b06a3ed605bbe1cd32c85d9f5a
• git.kernel.orghttps://git.kernel.org/stable/c/f2a4827e980ba07de4391fa84d9c39a12726bdd7
• git.kernel.orghttps://git.kernel.org/stable/c/86d2b20644b11d21fe52c596e6e922b4590a3e3f