CVE-2023-53039

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

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

EPSS percentile

Ranks above 9.3% 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

2025-05-02 15:54Z1 YR AGO

Last updated

2026-08-05 09:12Z1 MO AGO

Reserved

2025-04-16

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
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

2f44d6061cb18725bb619621d37698b39d21a103ffbded8009477ecae909b833

• git.kernel.orghttps://git.kernel.org/stable/c/8c1d378b8c224fd50247625255f09fc01dcc5836
• git.kernel.orghttps://git.kernel.org/stable/c/0a594cb490ca6232671fc09e2dc1a0fc7ccbb0b5
• git.kernel.orghttps://git.kernel.org/stable/c/d3ce3afd9f791dd1b7daedfcf8c396b60af5dec0
• git.kernel.orghttps://git.kernel.org/stable/c/8ae2f2b0a28416ed2f6d8478ac8b9f7862f36785