INFSA-2025:17398: kernel-rt security update

Information about definition

Identificator: INFSA-2025:17398

Type: security

Release date: 2025-10-09 12:03:05 UTC

Information about package

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Vulnerabilities description

  • CVE-2025-38527

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifs_oplock_break.

  • CVE-2025-39730

    A flaw out of boundary read in the Linux kernel NFS functionality was found in the way connected user sends malicious data to the server. A remote user could use this flaw to crash the system.

Severity level

CVE Score CVSS 2.0 Score CVSS 3.x Score CVSS 4.0
no information 7.0 no information
no information 7.5 no information
Critical, important, moderate, low

Updated packages

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