CVE-2026-43380

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.1% of scored records. A rank, not a probability.

NVD base score

7.1 (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:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2026-05-08 14:21Z3 MO AGO

Last updated

2026-08-05 12:27Z1 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-125Out-of-bounds ReadBase
• CWE-131Incorrect Calculation of Buffer SizeBase

Data version

5.2

Document digest

8606a5d94caa2aa17df5b5f93d014f57da4477dfbb2d4570222ad4e16575f7d0

• git.kernel.orghttps://git.kernel.org/stable/c/a0fc1b9c738fba231f190ab960c83202722efee5
• git.kernel.orghttps://git.kernel.org/stable/c/c59090c50f62a17129fc4c5407bc4071305a9e82
• git.kernel.orghttps://git.kernel.org/stable/c/52db5ef163c96f916d424e472fb17aadc35a9f7a
• git.kernel.orghttps://git.kernel.org/stable/c/b48a0f8d4541a4f6651dc9a64430ce9fdf5c120b
• git.kernel.orghttps://git.kernel.org/stable/c/73a7a345816946d276ad2c46c8bb771de67cfc46
• git.kernel.orghttps://git.kernel.org/stable/c/24a7b9daa103fa963b3fd37d8805b23e01621976
• git.kernel.orghttps://git.kernel.org/stable/c/25dd70a03b1f5f3aa71e1a5091ecd9cd2a13ee43