CVE-2026-43481

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 2.1% 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 2026-06-26.

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

2026-05-13 15:08Z3 MO AGO

Last updated

2026-08-05 12:28Z1 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

Data version

5.2

Document digest

118baae3db9b6f23119be8e2c892503880e3b28416ce5dfce6b92898eae99765

• git.kernel.orghttps://git.kernel.org/stable/c/8738dcc844fff7d0157ee775230e95df3b1884d7
• git.kernel.orghttps://git.kernel.org/stable/c/83f7b54242d0abbfce35a55c01322f50962ed3ee
• git.kernel.orghttps://git.kernel.org/stable/c/57885276cc16a2e2b76282c808a4e84cbecb3aae