CVE-2023-54220

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 4.6% 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

Deferred. NVD last modified this record on 2026-08-04.

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

2025-12-30 12:11Z8 MO AGO

Last updated

2026-08-05 09:18Z1 MO AGO

Reserved

2025-12-30

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-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

e2f11e684469b57ce0494caee4543b2021a2ddd0747e6eb342e7600aebe6ca90

• git.kernel.orghttps://git.kernel.org/stable/c/66f3e55960698c874b0598277913b478ecd29573
• git.kernel.orghttps://git.kernel.org/stable/c/720a297b334e85d34099e83d1f375b92c3efedd6
• git.kernel.orghttps://git.kernel.org/stable/c/b653289ca6460a6552c8590b75dfa84a0140a46b
• git.kernel.orghttps://git.kernel.org/stable/c/bd70d0b28010d560a8be96b44fea86fe2ba016ae
• git.kernel.orghttps://git.kernel.org/stable/c/18e27df4f2b4e257c317ba8076f31a888f6cc64b
• git.kernel.orghttps://git.kernel.org/stable/c/0c05493341d6f2097f75f0a5dbb7b53a9e8c5f6c
• git.kernel.orghttps://git.kernel.org/stable/c/375806616f8c772c33d40e112530887b37c1a816
• git.kernel.orghttps://git.kernel.org/stable/c/dfe2aeb226fd5e19b0ee795f4f6ed8bc494c1534