CVE-2026-45920

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

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.4% 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:L/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Undergoing Analysis. NVD last modified this record on 2026-06-24.

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 12:17Z3 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-415Double FreeVariant
• CWE-911Improper Update of Reference CountBase

Data version

5.2

Document digest

24049ca6de8a632c34ed5140843a842825d8b6c2b5d9514e3767b331979e3683

• git.kernel.orghttps://git.kernel.org/stable/c/523d5a4df3c649fa305c89efb552ec62a1ce9d3d
• git.kernel.orghttps://git.kernel.org/stable/c/ca408af08544d96769c93a3d81a7f63f61129e95
• git.kernel.orghttps://git.kernel.org/stable/c/55576fa14771d33994c29a9ae960e07bb3f56c20
• git.kernel.orghttps://git.kernel.org/stable/c/dbc4e10619ed87a50e637b96f2e574df36a7a769
• git.kernel.orghttps://git.kernel.org/stable/c/61e372122b6d95aec940fdaea0a16f988f359897
• git.kernel.orghttps://git.kernel.org/stable/c/3924aea2c33df3864929c1acd178bfc29d8f005f
• git.kernel.orghttps://git.kernel.org/stable/c/81982a11406c5da6c6e2b188028e7056e16b7128
• git.kernel.orghttps://git.kernel.org/stable/c/94a8cea54cd935c54fa2fba70354757c0fc245e3