In the Linux kernel, the following vulnerability has been resolved: tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check() Use RCU to avoid a pair of atomic operations and a potential UAF on dst_dev()->flags.

The remote Oracle Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50006 advisory.

    - xfrm: delete x->tunnel as we delete x (Sabrina Dubroca)   {CVE-2025-40215}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

An update of the linux package has been released.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check() Use RCU to avoid a pair of atomic     operations and a potential UAF on dst_dev()->flags. (CVE-2025-68188)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
284515	Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50006)	Nessus	Oracle Linux Local Security Checks	high
282503	Photon OS 5.0: Linux PHSA-2026-5.0-0731	Nessus	PhotonOS Local Security Checks	high
278868	Linux Distros Unpatched Vulnerability : CVE-2025-68188	Nessus	Misc.	high

Detections

Analytics

CVE-2025-68188

high

Tenable Plugins

high

high

high