CVE-2023-53259

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

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.6% of scored records. A rank, not a probability.

NVD base score

7.1 (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: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

2025-09-15 14:46Z11 MO AGO

Last updated

2026-05-11 19:41Z3 MO AGO

Reserved

2025-09-15

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

858d27f80c9f644ef059fd401df038e743c39fe3098057537fb0b2b667af714b

• git.kernel.orghttps://git.kernel.org/stable/c/b4239bfb260d1e6837766c41a0b241d7670f1402
• git.kernel.orghttps://git.kernel.org/stable/c/d4198f67e7556b1507f14f60d81a72660e5560e4
• git.kernel.orghttps://git.kernel.org/stable/c/a3c89e8c69a58f62451c0a75b77fcab25979b897
• git.kernel.orghttps://git.kernel.org/stable/c/055891397f530f9b1b22be38d7eca8b08382941f
• git.kernel.orghttps://git.kernel.org/stable/c/91b8e4f61f8f4594ee65368c8d89e6fdc29d3fb1
• git.kernel.orghttps://git.kernel.org/stable/c/1a726cb47fd204109c767409fa9ca15a96328f14
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/10/msg00007.html