CVE-2026-46218

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 3.1% 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

Analyzed. 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

2026-05-28 09:40Z3 MO AGO

Last updated

2026-08-05 12:30Z1 MO AGO

Reserved

2026-05-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

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

Weaknesses

• CWE-131Incorrect Calculation of Buffer SizeBase

Data version

5.2

Document digest

56a3f3119ef51e2f2b731547c001043a406149c6f0999484018caea990e49a7f

• git.kernel.orghttps://git.kernel.org/stable/c/5da6c6430be0acb25b4242bce0323fc514d4e3cf
• git.kernel.orghttps://git.kernel.org/stable/c/0fb5cb556b249b2b64c0f818136c4c3e838ef53f
• git.kernel.orghttps://git.kernel.org/stable/c/a853178d23e774adfe3a35073c375b04b3b20f7d
• git.kernel.orghttps://git.kernel.org/stable/c/fec8b11b55e53ff51a741e56894fe331a516f5c6
• git.kernel.orghttps://git.kernel.org/stable/c/ee26fcf7c5cf131f0b6a732faa27d79ec61b8ec7
• git.kernel.orghttps://git.kernel.org/stable/c/66085e206431ef88ce36f53c1f53d570790ccc9e