CVE-2026-64118

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

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-13.

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 8.4)

CNA CVSS vector

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

Weaknesses

• CWE-415Double FreeVariant
• CWE-1341Multiple Releases of Same Resource or HandleBase

Data version

5.2

Document digest

b47cd0a356271fb82e3ddfa5a2dc34db6679fe7b367c0466068a918be94ca84c

• git.kernel.orghttps://git.kernel.org/stable/c/9fe030719bd083b766602692ee96c8c985798e3c
• git.kernel.orghttps://git.kernel.org/stable/c/06fa8e69019fd3c41a7b0ea8c5f509c3a33dc227
• git.kernel.orghttps://git.kernel.org/stable/c/8cf5e4d2ca6b101d163c7423a426fb0aec34f7bb
• git.kernel.orghttps://git.kernel.org/stable/c/3904b993cc17ec5d7c5d3b57dbd0b775dafb9684
• git.kernel.orghttps://git.kernel.org/stable/c/bdf678a273cadbccc347f331ae2e93ff4d14834c
• git.kernel.orghttps://git.kernel.org/stable/c/0e47fc1c9181ae029e0e35a865cbf2adcbae626c
• git.kernel.orghttps://git.kernel.org/stable/c/a04c207f0801abdd23a169b5f902a9845059a65a
• git.kernel.orghttps://git.kernel.org/stable/c/2bccfb8476ca5f3548afbd623dc7a6980d4e77de