Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: vxlan: use neighhasnapshot in routeshortcircuit The neighbor hardware address n-ha can be updated asynchronously by the neighbor subsystem, protected by n-halock seqlock. Reading n-ha without holding the seqlock loop can lead to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: vxlan: The pxbnetworkmaypull function was used in routeshortcircuit. routeshortcircuit currently calls pbkmaypullskb, sizeofstruct iphdr or ipv6hdr, which checks whether bytes are available starting from skb-data. However, in...

ROS-20261005-73-0119

The vulnerability of the routeshortcircuit function in the drivers/net/vxlan/vxlancore.c file of the Linux kernel network device driver is related to the use of pointers. Exploiting this vulnerability could allow an attacker to cause a system failure...

SUSE CVE-2026-80681

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

AZL-98114 CVE-2026-80681 affecting package kernel for versions less than 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681 vxlan: re-fetch eth header after route_shortcircuit()

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681 vxlan: re-fetch eth header after route_shortcircuit()

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

EUVD-2026-67557

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681

CVE-2026-80681 is a use-after-free vulnerability in the Linux kernel's VXLAN driver (vxlan_xmit). Before calling route_shortcircuit(), the ethernet header pointer is cached via eth_hdr(skb). Inside route_shortcircuit(), pskb_may_pull() may reallocate skb->head, leaving the cached pointer refer...

CVE-2026-80681: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80681: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

Linux Distros Unpatched Vulnerability : CVE-2026-80681

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit,...

Linux kernel vxlan Route Shortcircuit DoS

The vulnerability of the routeshortcircuit function in the drivers/net/vxlan/vxlancore.c file of the Linux kernel network device driver involves a pointer dereferencing issue. Exploiting this vulnerability could allow an attacker to cause a system failure...

SUSE CVE-2026-74473

In the Linux kernel, the following vulnerability has been resolved: vxlan: use pskbnetworkmaypull in routeshortcircuit routeshortcircuit currently calls pskbmaypullskb, sizeofstruct iphdr or ipv6hdr, which checks if bytes are available starting from skb-data. However, in vxlanxmit, skb-data point...

AZL-96497 CVE-2026-74473 affecting package kernel for versions less than 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: vxlan: use pskbnetworkmaypull in routeshortcircuit routeshortcircuit currently calls pskbmaypullskb, sizeofstruct iphdr or ipv6hdr, which checks if bytes are available starting from skb-data. However, in vxlanxmit, skb-data point...

UBUNTU-CVE-2026-74475

In the Linux kernel, the following vulnerability has been resolved: vxlan: use neighhasnapshot in routeshortcircuit The neighbour hardware address n-ha can be updated asynchronously by the neighbour subsystem, protected by n-halock seqlock. Reading n-ha without holding the seqlock loop can lead t...