CVE-2026-45890

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

5.5 (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:N/I:N/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-25.

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

2026-05-27 12:17Z3 MO AGO

Last updated

2026-05-27 12:17Z3 MO AGO

Reserved

2026-05-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-1284Improper Validation of Specified Quantity in InputBase

Data version

5.2

Document digest

4cd4854daf466d293febb42d1c083fe5708b250290ca8ce12dcd8cdd242ac951

• git.kernel.orghttps://git.kernel.org/stable/c/2993e0f904c45f8af12917344bb1cac7ccd05a60
• git.kernel.orghttps://git.kernel.org/stable/c/787bfa423228c4b02ba3368128f625d579085353
• git.kernel.orghttps://git.kernel.org/stable/c/ce66d6786de45b7ed9cbbdc0988054bf09e58f54
• git.kernel.orghttps://git.kernel.org/stable/c/88b0fced1bbbfdb356a007592604008ffc93a6a1
• git.kernel.orghttps://git.kernel.org/stable/c/ec4859ac5c933e3315543a61adc1ca4358006a41
• git.kernel.orghttps://git.kernel.org/stable/c/654780dee9eae419e1648ea58462c4efe54518fa
• git.kernel.orghttps://git.kernel.org/stable/c/d99f69ddc70fd9f4b8148add62209a1a8eb5c615
• git.kernel.orghttps://git.kernel.org/stable/c/6d1dc8014334c7fb25719999bca84d811e60a559