CVE-2026-23413

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 2.1% 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

Modified. 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

2026-04-02 11:40Z5 MO AGO

Last updated

2026-08-05 12:21Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant
• CWE-911Improper Update of Reference CountBase

Data version

5.2

Document digest

e498a904f3b369a3d39e0b8a102bfec7444a1212396816bc83d4829f02465b73

• git.kernel.orghttps://git.kernel.org/stable/c/a73d95b57bf9faebdfed591bcb7ed9292062a84c
• git.kernel.orghttps://git.kernel.org/stable/c/37bef86e5428d59f70a4da82b80f9a8f252fecbe
• git.kernel.orghttps://git.kernel.org/stable/c/4c9af67f99aa3e51b522c54968ab3ac8272be41c
• git.kernel.orghttps://git.kernel.org/stable/c/0509b762bc5e8ea7b8391130730c6d8502fc6e69
• git.kernel.orghttps://git.kernel.org/stable/c/a0671125d4f55e1e98d9bde8a0b671941987e208