CVE-2023-53449

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 5.1% of scored records. A rank, not a probability.

NVD base score

5.5 (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:N/I:N/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

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

2025-10-01 11:42Z11 MO AGO

Last updated

2026-05-11 19:45Z3 MO AGO

Reserved

2025-09-17

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant
• CWE-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

2f8111d1230fead79ffce3defa5af7afdb1c2d0c16baa800e108dcb27b4a1585

• git.kernel.orghttps://git.kernel.org/stable/c/ee986d80acdef710a886be404308188ea11000c8
• git.kernel.orghttps://git.kernel.org/stable/c/a50e28d433acf22258f9f34831057387f04ef074
• git.kernel.orghttps://git.kernel.org/stable/c/544a552be0869231799784279d52704c4d314d33
• git.kernel.orghttps://git.kernel.org/stable/c/ef3a7ffc0a6f833578bc8d1dcb79d0633c7e4ec3
• git.kernel.orghttps://git.kernel.org/stable/c/aede5230d154b6b237985ec9df7ebbd1dce96810
• git.kernel.orghttps://git.kernel.org/stable/c/460e9bed82e49db1b823dcb4e421783854d86c40