CVE-2026-53321

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

0.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.5% 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-835Loop with Unreachable Exit Condition ('Infinite Loop')Base

Data version

5.2

Document digest

65d981b6e92e5962d8eabd7bcf3b493d42689b28b4a68db8c2848d6349f21601

• git.kernel.orghttps://git.kernel.org/stable/c/39767f944a8c9e696566c37ad5b20131406c4b8d
• git.kernel.orghttps://git.kernel.org/stable/c/cb3af525f8dfb8930f0c123e5755fa967a12d5c1
• git.kernel.orghttps://git.kernel.org/stable/c/df8599ee18c0e5fe343ffe0b4c379636b8bb839a