CVE-2026-45880

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 5.3% 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

Low. 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

2026-05-27 12:16Z3 MO AGO

Last updated

2026-05-27 12:16Z3 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-911Improper Update of Reference CountBase

Data version

5.2

Document digest

aba63c2e51bf2f2900029ad18f8d6fdd90ccc4a0616dab173d38dd27f0a269f8

• git.kernel.orghttps://git.kernel.org/stable/c/baa42b756d183a59572f3890981a3d32b8d05d40
• git.kernel.orghttps://git.kernel.org/stable/c/51b7181cfbedf289ce794b6d97a1c596c309ec38
• git.kernel.orghttps://git.kernel.org/stable/c/e19cce88ec4c4877f4ff2469099b9cf23cc3e93e
• git.kernel.orghttps://git.kernel.org/stable/c/a1f4dc72efc3204db95d052058d785cad7ce755f
• git.kernel.orghttps://git.kernel.org/stable/c/6220694c52a5a04102b48109e4f24e958b559bd3