CVE-2026-43063

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 2.7% 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:N/UI:R/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

2026-05-05 15:23Z4 MO AGO

Last updated

2026-08-05 12:25Z1 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:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

34e2fb400c4415c724465ae08671ca67f3c39319485f6dfaeed21a85841cf9d1

• git.kernel.orghttps://git.kernel.org/stable/c/b5c5a50c2f513d4a13a6763564a07b470e69cc5a
• git.kernel.orghttps://git.kernel.org/stable/c/a1a5df1038f0b3c560d204270373621a4e622808
• git.kernel.orghttps://git.kernel.org/stable/c/40082d08b638485cbaa543dc8087a3d1844d6f08
• git.kernel.orghttps://git.kernel.org/stable/c/70685c291ef82269180758130394ecdc4496b52c