CVE-2023-54120

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

0.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 22.4% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/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

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

2025-12-24 13:06Z8 MO AGO

Last updated

2026-08-05 09:17Z1 MO AGO

Reserved

2025-12-24

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.2

Document digest

565084ae398776c6cb8ffe6599b84d51710177996d85d76125630428958ad0cc

• git.kernel.orghttps://git.kernel.org/stable/c/152f47bd6b995e0e98c85672f6d19894bc287ef2
• git.kernel.orghttps://git.kernel.org/stable/c/5f3d214d19899183d4e0cce7552998262112e4ab
• git.kernel.orghttps://git.kernel.org/stable/c/8a99e6200c38b78a45dcd12a6bdc43fdf4dc36be
• git.kernel.orghttps://git.kernel.org/stable/c/f7ec5ca433ceead8d9d78fd2febff094f289441d
• git.kernel.orghttps://git.kernel.org/stable/c/0efb276d5848a3accc37c6f41b85e442c4768169
• git.kernel.orghttps://git.kernel.org/stable/c/f6719fd8f409fa1da8dc956e93822d25e1e8b360
• git.kernel.orghttps://git.kernel.org/stable/c/248af9feca062a4ca9c3f2ccf67056c8a5eb817f
• git.kernel.orghttps://git.kernel.org/stable/c/c95930abd687fcd1aa040dc4fe90dff947916460