CVE-2026-43120

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.4% 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 2026-06-17.

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

2026-05-06 07:40Z4 MO AGO

Last updated

2026-08-05 12:26Z1 MO AGO

Reserved

2026-05-01

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

Data version

5.2

Document digest

34498ea22f3078a2fab54b77868b631c1213b13509dd008227279f1b9da08264

• git.kernel.orghttps://git.kernel.org/stable/c/62298a48f8b8788ad8b8464e6ffdf1ddebd2217e
• git.kernel.orghttps://git.kernel.org/stable/c/66964118f1f50ed85001c8fc9f7ab5bbdd021ee0
• git.kernel.orghttps://git.kernel.org/stable/c/0f22c32141acdcda266b26cab2b830baf870f3e0
• git.kernel.orghttps://git.kernel.org/stable/c/0c5d70bcb9d2275a1c8515a924016fcfeb4ab441
• git.kernel.orghttps://git.kernel.org/stable/c/29a3edd7004bb635d299fb9bc6f0ea4ef13ed5a2