CVE-2026-53340

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

Ranks above 5.4% 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 2026-07-23.

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

2026-07-01 13:32Z2 MO AGO

Last updated

2026-07-01 13:32Z2 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-367Time-of-check Time-of-use (TOCTOU) Race ConditionBase

Data version

5.2

Document digest

0aff129bf2396a7dd767b28298dab89595cedddfb28a0d8b95128e6f2dc1c207

• git.kernel.orghttps://git.kernel.org/stable/c/9fa82cf393bafc7bd7ca15c1d5cbd5b57ab9de1d
• git.kernel.orghttps://git.kernel.org/stable/c/c8f5269c1bf505847bc7dbb92054594790114de6
• git.kernel.orghttps://git.kernel.org/stable/c/8783fb8031799f1230997c16df8c8dce9fcd1841