CVE-2026-53047

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.3% 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

Analyzed. NVD last modified this record on 2026-07-21.

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

2026-06-24 16:29Z2 MO AGO

Last updated

2026-06-24 16:29Z2 MO AGO

Reserved

2026-06-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-131Incorrect Calculation of Buffer SizeBase

Data version

5.2

Document digest

3346c72660261a808e8ce230f73a75f26ac82f373fe16f20251220ff37568416

• git.kernel.orghttps://git.kernel.org/stable/c/22022cd8851703a58f67615a17bc7e9e8682785b
• git.kernel.orghttps://git.kernel.org/stable/c/67adde6bfdfd563a54b045d59aeb9a2d90c80697
• git.kernel.orghttps://git.kernel.org/stable/c/608e1f7bc9d171ab26c1fba288c97fc76363c27d
• git.kernel.orghttps://git.kernel.org/stable/c/8be69e9245f805566bac68ffc8574b64735fd996
• git.kernel.orghttps://git.kernel.org/stable/c/5e185330d902b12fe8e6eb4b8514b5d736d8d66d
• git.kernel.orghttps://git.kernel.org/stable/c/e0e6b14995fd6fa2c0df8c712d76ab32f0694c31
• git.kernel.orghttps://git.kernel.org/stable/c/ab3f7098a3a27175b91cfc947950f5c26855801b
• git.kernel.orghttps://git.kernel.org/stable/c/48a428215782321b56956974f23593e40ce84b7a