CVE-2026-53306

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

0.12% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.5% 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 2026-07-06.

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

2026-06-26 19:41Z2 MO AGO

Last updated

2026-06-26 19:41Z2 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-193Off-by-one ErrorBase

Data version

5.2

Document digest

105ad637cc4fdf94034e495c4f7d65763dc3862f3e9115e4c3d2f767e48668d0

• git.kernel.orghttps://git.kernel.org/stable/c/3d3b89e6ab93bdd0efd45828bda6b0e61cc46dff
• git.kernel.orghttps://git.kernel.org/stable/c/484357dff256c816d9466bda35eb765685e4dc86
• git.kernel.orghttps://git.kernel.org/stable/c/11207e42a332eb8bbcb9fe74df9edd2a807c5607
• git.kernel.orghttps://git.kernel.org/stable/c/fed8b8f33a46db0ee2efdb000f4f630c86ed8ca4
• git.kernel.orghttps://git.kernel.org/stable/c/a76511bc654819425d3b15e77b523d7f9d81f064
• git.kernel.orghttps://git.kernel.org/stable/c/3104a3f40feb107f77d7116ad9bf6c210ab7babf
• git.kernel.orghttps://git.kernel.org/stable/c/f1dc8e72de9aabe5d96767a4e97219ac26b79fe5
• git.kernel.orghttps://git.kernel.org/stable/c/f2a880e802ad12d1e38039d1334fb1475d0f5241