CVE-2023-54135

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 5.7% 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

2025-12-24 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 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-787Out-of-bounds WriteBase

Data version

5.2

Document digest

7ec2f4071574e5647d90480ada293c951046c8b07143e0a20e33fceeca0cf5bd

• git.kernel.orghttps://git.kernel.org/stable/c/4e2ad53ababeaac44d71162650984abfe783960c
• git.kernel.orghttps://git.kernel.org/stable/c/dc4751bd4aba01ccfc02f91adfeee0ba4cda405c
• git.kernel.orghttps://git.kernel.org/stable/c/f5fcf6555a2a4f32947d17b92b173837cc652891
• git.kernel.orghttps://git.kernel.org/stable/c/cd00dd2585c4158e81fdfac0bbcc0446afbad26d