The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4126 advisory.

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

    Security Fix(es):

    * kernel: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)

    * kernel: tcindex: use-after-free vulnerability in traffic control index filter allows privilege     escalation (CVE-2023-1281)

    * kernel: remote DoS in TIPC kernel module (CVE-2023-1390)

    * kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege     escalation (CVE-2023-32233)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

    Bug Fix(es):

    * kernel-rt: update RT source tree to the RHEL-8.2.z27 source tree (BZ#2209127)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

Detections

Analytics

RHEL 8 : kernel-rt (RHSA-2023:4126)

high Nessus Plugin ID 178422

Version 1.1