Missing input validation in the rfapiRibBi2Ri() function (rfapi_rib.c) of FRRouting (FRR) stable/10.0 to stable/10.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1459:04 advisory.

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

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

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

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-49607 advisory.

    - Fix CVE-2026-37460: improve packet parsing for EVPN and ENCAP/VNC

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

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

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:49607 advisory.

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

    Bug Fix(es) and Enhancement(s):

    * frr10 triggers SELinux denials when reading root's Python site-packages directory on Rocky Linux-9     (JIRA:Rocky Linux-222338)

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

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

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:49527 advisory.

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

    Bug Fix(es) and Enhancement(s):

    * Zebra is not installing the route in the kernel after flapping one of the physical link on the ocp     worker node. [rhel-9.8.z] (JIRA:Rocky Linux-152300)

    * frr triggers SELinux denials when reading root's Python site-packages directory on Rocky Linux-9     (JIRA:Rocky Linux-176258)

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

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

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:49511 advisory.

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

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

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

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-49511 advisory.

    - Fix EVPN and ENCAP/VNC packet parsing validation (CVE-2026-37460)

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

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

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-49527 advisory.

    [8.5.3-15.1]
    - Resolves: RHEL-193234 - input validation fixes for EVPN NLRI and ENCAP/VNC packet parsing

    [8.5.3-15]
    - Resolves: RHEL-176258 - AVC when reading user's site-packages

    [8.5.3-14]
    - Resolves: RHEL-152300 - ignored route in the kernel after flapping interface

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

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

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:49527 advisory.

    FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3,     ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD.

    Security Fix(es):

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

    Bug Fix(es) and Enhancement(s):

    * Zebra is not installing the route in the kernel after flapping one of the physical link on the ocp     worker node. [rhel-9.8.z] (JIRA:RHEL-152300)

    * frr triggers SELinux denials when reading root's Python site-packages directory on RHEL-9     (JIRA:RHEL-176258)

    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.

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

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

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:49511 advisory.

    FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3,     ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD.

    Security Fix(es):

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

    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.

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

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

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:49607 advisory.

    FRRouting is free software that manages TCP/IP based routing protocols. It takes a multi-server and multi-     threaded approach to resolve the current complexity of the Internet.  FRRouting supports BGP4, OSPFv2,     OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD.  FRRouting is a fork of Quagga.

    Security Fix(es):

    * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)

    Bug Fix(es) and Enhancement(s):

    * frr10 triggers SELinux denials when reading root's Python site-packages directory on RHEL-9     (JIRA:RHEL-222338)

    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.

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

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

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

  - Missing input validation in the rfapiRibBi2Ri() function (rfapi_rib.c) of FRRouting (FRR) stable/10.0 to     stable/10.6 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE     message. (CVE-2026-37460)

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

ID	Name	Product	Family	Severity
332234	MiracleLinux 8 : frr-7.5.1-25.el8_10 (AXSA:2026-1459:04)	Nessus	Miracle Linux Local Security Checks	high
331948	Oracle Linux 9 : frr10 (ELSA-2026-49607)	Nessus	Oracle Linux Local Security Checks	high
331933	RockyLinux 9 : frr10 (RLSA-2026:49607)	Nessus	Rocky Linux Local Security Checks	high
331932	RockyLinux 9 : frr (RLSA-2026:49527)	Nessus	Rocky Linux Local Security Checks	high
331924	RockyLinux 8 : frr (RLSA-2026:49511)	Nessus	Rocky Linux Local Security Checks	high
331818	Oracle Linux 8 : frr (ELSA-2026-49511)	Nessus	Oracle Linux Local Security Checks	high
331763	Oracle Linux 9 : frr (ELSA-2026-49527)	Nessus	Oracle Linux Local Security Checks	high
331761	RHEL 9 : frr (RHSA-2026:49527)	Nessus	Red Hat Local Security Checks	high
331747	RHEL 8 : frr (RHSA-2026:49511)	Nessus	Red Hat Local Security Checks	high
331689	RHEL 9 : frr10 (RHSA-2026:49607)	Nessus	Red Hat Local Security Checks	high
318701	Linux Distros Unpatched Vulnerability : CVE-2026-37460	Nessus	Misc.	high

Detections

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CVE-2026-37460

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Tenable Plugins

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