CVE-2023-53363

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

0.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 8.8% 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

2025-09-17 14:56Z1 YR AGO

Last updated

2026-05-11 19:43Z5 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

5c4ff1bb6bd9e39d8f452a5a300cbb85c7370e9e68cbd4d7c1691f72096e816b

• git.kernel.orghttps://git.kernel.org/stable/c/52b0343c7d628f37b38e3279ba585526b850ad3b
• git.kernel.orghttps://git.kernel.org/stable/c/ad367516b1c09317111255ecfbf5e42c33e31918
• git.kernel.orghttps://git.kernel.org/stable/c/fbf45385e3419b8698b5e0a434847072375cfec2
• git.kernel.orghttps://git.kernel.org/stable/c/07a75c0050e59c50f038cc5f4e2a3258c8f8c9d0
• git.kernel.orghttps://git.kernel.org/stable/c/30ba2d09edb5ea857a1473ae3d820911347ada62