CVE-2023-54269

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

0.53% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 42.7% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Deferred. 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

2025-12-30 12:16Z8 MO AGO

Last updated

2026-08-05 09:18Z1 MO AGO

Reserved

2025-12-30

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-415Double FreeVariant

Data version

5.2

Document digest

26251b82a2824e72e6e6db99f22138b22a7307986f811ae23795d163aa38b42f

• git.kernel.orghttps://git.kernel.org/stable/c/7851771789e87108a92697194105ef0c9307dc5e
• git.kernel.orghttps://git.kernel.org/stable/c/fd86534872f445f54dc01e7db001e25eadf063a8
• git.kernel.orghttps://git.kernel.org/stable/c/e0c648627322a4c7e018e5c7f837c3c03e297dbb
• git.kernel.orghttps://git.kernel.org/stable/c/eb8d3a2c809abd73ab0a060fe971d6b9019aa3c1