CVE-2023-53479

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 4.9% 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

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

2025-10-01 11:42Z1 YR AGO

Last updated

2026-05-11 19:45Z5 MO AGO

Reserved

2025-10-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

345b1f6119ed28619fe7983ccc015dd6db44c3375a199c8c2713e4113f922dba

• git.kernel.orghttps://git.kernel.org/stable/c/748fadc08bcbdaf573b34d9784bb3dbd87441dbf
• git.kernel.orghttps://git.kernel.org/stable/c/316db489647b8ddc381682597e89787eac61a278
• git.kernel.orghttps://git.kernel.org/stable/c/4cf67d3cc9994a59cf77bb9c0ccf9007fe916afe