CVE-2026-23393

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

0.10% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.0% 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

2026-03-25 10:33Z5 MO AGO

Last updated

2026-08-05 12:21Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
• CWE-825Expired Pointer DereferenceBase

Data version

5.2

Document digest

06e2ce94e5c5a48645325aa6ca93f21ff88939759649ab2f5eb563b2d77cb0d3

• git.kernel.orghttps://git.kernel.org/stable/c/e89dbd2736a45f0507949af4748cbbf3ff793146
• git.kernel.orghttps://git.kernel.org/stable/c/d8f35767bacb3c7769d470a41cf161e3f3c07e70
• git.kernel.orghttps://git.kernel.org/stable/c/1fd81151f65927fd9edb8ecd12ad45527dbbe5ab
• git.kernel.orghttps://git.kernel.org/stable/c/3715a00855316066cdda69d43648336367422127