CVE-2023-53679

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

0.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 12.6% 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

2025-10-07 15:21Z11 MO AGO

Last updated

2026-08-05 09:15Z1 MO AGO

Reserved

2025-10-07

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.3)

CNA CVSS vector

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

Weaknesses

• CWE-191Integer Underflow (Wrap or Wraparound)Base

Data version

5.2

Document digest

ea0bd19d7f4a270ce22bd4f1fb838e1263a2e14ed98290d04c782aee6389cc92

• git.kernel.orghttps://git.kernel.org/stable/c/67e4519afba215199b6dfa39ce5d7ea673ee4138
• git.kernel.orghttps://git.kernel.org/stable/c/47dc1f425af57b71111d7b01ebd24e04e8d967ef
• git.kernel.orghttps://git.kernel.org/stable/c/1a1f43059afae5cc9409e0c3bc63bfc09bc8facb
• git.kernel.orghttps://git.kernel.org/stable/c/61d0163e2be7a439cf6f82e9ad7de563ecf41e7a
• git.kernel.orghttps://git.kernel.org/stable/c/d0db59e2f718d1e2f1d2a2d8092168fdd2f3add0
• git.kernel.orghttps://git.kernel.org/stable/c/803f3176c5df3b5582c27ea690f204abb60b19b9