CVE-2023-53432

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.20% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 10.6% 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

Modified. 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

2025-09-18 16:04Z11 MO AGO

Last updated

2026-08-05 09:14Z1 MO AGO

Reserved

2025-09-17

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

c2208102f95052d0fe0f9db96894a1b9222677fa9c5b727c7c1ca0812da0a755

• git.kernel.orghttps://git.kernel.org/stable/c/2ea70379e4f4efa95c9daa7f3f9bdd4d40aec927
• git.kernel.orghttps://git.kernel.org/stable/c/9040adc38cf6bfbb77034d558ac2c52f70d840ac
• git.kernel.orghttps://git.kernel.org/stable/c/9860921ab4521252dc39bb21b9c936bd09a00982
• git.kernel.orghttps://git.kernel.org/stable/c/3ff256751a2853e1ffaa36958ff933ccc98c6cb5