CVE-2023-52987

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

0.25% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 16.2% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-08-04.

Red Hat severity

Low. 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

2025-03-27 16:43Z1 YR AGO

Last updated

2026-08-05 09:12Z1 MO AGO

Reserved

2025-03-27

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-129Improper Validation of Array IndexVariant
• CWE-191Integer Underflow (Wrap or Wraparound)Base

Data version

5.2

Document digest

5e4f6550f9a6658a9cc82cab4117688f946202e668c914bbf16265aee4d031e1

• git.kernel.orghttps://git.kernel.org/stable/c/d52f34784e4e2f6e77671a9f104d8a69a3b5d24c
• git.kernel.orghttps://git.kernel.org/stable/c/ea57680af47587397f5005d7758022441ed66d54