CVE-2023-53386

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

0.15% 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

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

2025-09-18 13:33Z11 MO AGO

Last updated

2026-08-05 09:13Z1 MO AGO

Reserved

2025-09-17

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

Data version

5.2

Document digest

33f8fe37be7f3a6d2532a8165b6808080e4eb202f85e491c224bb5dff8f16fd8

• git.kernel.orghttps://git.kernel.org/stable/c/e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd
• git.kernel.orghttps://git.kernel.org/stable/c/942d8cefb022f384d5424f8b90c7878f3f93726f
• git.kernel.orghttps://git.kernel.org/stable/c/94617b736c25091b60e514e2e7aeafcbbee6b700
• git.kernel.orghttps://git.kernel.org/stable/c/da19f35868dfbecfff4f81166c054d2656cb1be4
• git.kernel.orghttps://git.kernel.org/stable/c/35cc42f04bc49f0656f6840cb7451b3df6049649
• git.kernel.orghttps://git.kernel.org/stable/c/3673952cf0c6cf81b06c66a0b788abeeb02ff3ae