Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ip6tunnel: Use skbcowhead in ip6tnlxmit. ip6tnlxmit may need to allocate additional headroom before it can send the outer IPv6 and optional encapsulation headers. Currently, it does this using skbreallocheadroom, which copies...

CVE-2026-98278

In the Linux kernel, the following vulnerability has been resolved: net: remove WARNONONCE from the devfillforwardpath loop check ipipfillforwardpath and ip6tnlfillforwardpath look up the route to the tunnel's remote endpoint and set ctx-dev to its device, which is the tunnel itself when that rou...

SUSE CVE-2026-89563

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbcowhead in ip6tnlxmit ip6tnlxmit may need to expand headroom before it can push the outer IPv6 and optional encap headers. It currently does that with skbreallocheadroom, copies skb-sk ownership, consumes the...

CVE-2026-89563 ip6_tunnel: use skb_cow_head() in ip6_tnl_xmit()

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbcowhead in ip6tnlxmit ip6tnlxmit may need to expand headroom before it can push the outer IPv6 and optional encap headers. It currently does that with skbreallocheadroom, copies skb-sk ownership, consumes the...

CVE-2026-89563: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbcowhead in ip6tnlxmit ip6tnlxmit may need to expand headroom before it can push the outer IPv6 and optional encap headers. It currently does that with skbreallocheadroom, copies skb-sk ownership, consumes the...

CVE-2026-89563: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbcowhead in ip6tnlxmit ip6tnlxmit may need to expand headroom before it can push the outer IPv6 and optional encap headers. It currently does that with skbreallocheadroom, copies skb-sk ownership, consumes the...

CVE-2026-89563: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbcowhead in ip6tnlxmit ip6tnlxmit may need to expand headroom before it can push the outer IPv6 and optional encap headers. It currently does that with skbreallocheadroom, copies skb-sk ownership, consumes the...