CVE-2026-89562

A flaw was found in the Linux kernel's IPv6 Generic Routing Encapsulation GRE subsystem. The kernel incorrectly calculates the hardware header length for Non-Broadcast Multiple Access NBMA tunnel interfaces by improperly accumulating the underlying device's header length. A local authenticated...

Linux Distros Unpatched Vulnerability : CVE-2026-89562

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenev...

DEBIAN-CVE-2026-89562

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

CVE-2026-89562

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

UBUNTU-CVE-2026-89562

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

CVE-2026-89562

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

EUVD-2026-76473

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

CVE-2026-89562 ip6_gre: fix hardware header length for NBMA tunnels

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

CVE-2026-89562 ip6_gre: fix hardware header length for NBMA tunnels

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

CVE-2026-89562

This Linux kernel vulnerability affects the ip6_gre (IPv6 Generic Routing Encapsulation) module, specifically ip6gre_tnl_link_config_route(), which incorrectly accumulates the lower device's hardware header length into dev->hard_header_len for NBMA (Non-Broadcast Multiple Access) tunnels. The ...

CVE-2026-89562

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

PT-2026-90278

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ip6 gre module where the ip6gre tnl link config route function incorrectly accumulates the lower device's hardware header length into the dev-hard header len...