CVE-2023-53499

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

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

2025-10-01 11:45Z11 MO AGO

Last updated

2026-08-05 09:14Z1 MO AGO

Reserved

2025-10-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.0)

CNA CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-459Incomplete CleanupBase

Data version

5.2

Document digest

8bc8aab8f55d7cf9f4abb7031da19fed1b9e3e3c4a585754e752c8c19a899e9f

• git.kernel.orghttps://git.kernel.org/stable/c/6a7690f2bd178eee80f33411ae32e543ae66379c
• git.kernel.orghttps://git.kernel.org/stable/c/73f53bc295727a3cdbd9d6bcdfaa239258970cf4
• git.kernel.orghttps://git.kernel.org/stable/c/037768b28e3752c07d63d1c72a651a6775b080bb
• git.kernel.orghttps://git.kernel.org/stable/c/5306623a9826aa7d63b32c6a3803c798a765474d