CVE-2023-53517

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

0.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 22.0% 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 11:46Z11 MO AGO

Last updated

2026-08-05 09:14Z1 MO AGO

Reserved

2025-10-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

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

Weaknesses

• CWE-190Integer Overflow or WraparoundBase

Data version

5.2

Document digest

61c7ee717c071f734785afb8d8ef73c7fced558b01e2aa53bd809b516cf528c8

• git.kernel.orghttps://git.kernel.org/stable/c/2bd4ff4ffb92113f8acd04dbaed83269172c24b4
• git.kernel.orghttps://git.kernel.org/stable/c/575e84d90a74c0b091b3417ba763ebb237aa0a8c
• git.kernel.orghttps://git.kernel.org/stable/c/259683001d7e879fea4b42084fb6560dd9408a7e
• git.kernel.orghttps://git.kernel.org/stable/c/1dd7ae5e0cf5a56e513f7ab7ab9570b7496281d2
• git.kernel.orghttps://git.kernel.org/stable/c/56077b56cd3fb78e1c8619e29581ba25a5c55e86