CVE-2023-53143

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

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.8% 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

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 15:56Z1 YR AGO

Last updated

2026-05-11 19:39Z3 MO AGO

Reserved

2025-05-02

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-193Off-by-one ErrorBase
• CWE-129Improper Validation of Array IndexVariant

Data version

5.2

Document digest

7ec35768fed5ebf246eb837e3328ca170e215e6f0a4865186f7a131d7cac9266

• git.kernel.orghttps://git.kernel.org/stable/c/a70b49dc7eee5dbe3775a650ce598e3557ff5475
• git.kernel.orghttps://git.kernel.org/stable/c/f16054ac1774915160ca4e1c73ff7a269465a1b9
• git.kernel.orghttps://git.kernel.org/stable/c/c24f838493792b5e78a3596b4ca96375aa0af4c2
• git.kernel.orghttps://git.kernel.org/stable/c/1d2366624b4c19a2ba6baf67fe57f4a1b0f67c05
• git.kernel.orghttps://git.kernel.org/stable/c/c5d7c31e17224d847a330180ec1b03bf390632b2
• git.kernel.orghttps://git.kernel.org/stable/c/eb3a695aa71a514f2e7f5778e05faba3733b70a0
• git.kernel.orghttps://git.kernel.org/stable/c/15ebade3266b300da9cd1edce4004fe8fd6a2b88
• git.kernel.orghttps://git.kernel.org/stable/c/c993799baf9c5861f8df91beb80e1611b12efcbd