CVE-2026-43103 net: lapbether: handle NETDEV_PRE_TYPE_CHANGE

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: handle NETDEVPRETYPECHANGE lapbethdatatransmit expects the underlying device type to be ARPHRDETHER. Returning NOTIFYBAD from lapbethdeviceevent makes sure bonding driver can not break this expectation...

CVE-2026-43103

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: handle NETDEVPRETYPECHANGE lapbethdatatransmit expects the underlying device type to be ARPHRDETHER. Returning NOTIFYBAD from lapbethdeviceevent makes sure bonding driver can not break this expectation...

CVE-2026-43103 net: lapbether: handle NETDEV_PRE_TYPE_CHANGE

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: handle NETDEVPRETYPECHANGE lapbethdatatransmit expects the underlying device type to be ARPHRDETHER. Returning NOTIFYBAD from lapbethdeviceevent makes sure bonding driver can not break this expectation...

CVE-2026-43093

In the Linux kernel, the following vulnerability has been resolved: xsk: tighten UMEM headroom validation to account for tailroom and min frame The current headroom validation in xdpumemreg could leave us with insufficient space dedicated to even receive minimum-sized ethernet frame. Furthermore ...

CVE-2026-43093

CVE-2026-43093 is a Linux kernel issue in the xsk (AF_XDP) subsystem where headroom validation for UMEM was tightened in xdp_umem_reg(), addressing potential memory corruption of skb_shared_info and insufficient space for minimum-sized Ethernet frames. The fix accounts for 128-byte alignment as a...

CVE-2026-43093 xsk: tighten UMEM headroom validation to account for tailroom and min frame

In the Linux kernel, the following vulnerability has been resolved: xsk: tighten UMEM headroom validation to account for tailroom and min frame The current headroom validation in xdpumemreg could leave us with insufficient space dedicated to even receive minimum-sized ethernet frame. Furthermore ...

Linux Distros Unpatched Vulnerability : CVE-2026-43283

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ethernet: ecbhf: Fix dmafreecoherent dma handle dmafreecoherent in error path takes priv-rxbuf.alloclen as the dma handle. This would lead to improper...

PT-2026-37413

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the lapbether network driver where the lapbeth data transmit function expects the underlying device type to be ARPHRD ETHER. The issue is addressed by returning NOTIFY B...

PT-2026-37513

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A kernel NULL pointer dereference occurs in the xscale ethernet component. The function ixp4xx get ts info calls ixp46x ptp find unconditionally, even though PTP Precision Time Protocol...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Linux Distros Unpatched Vulnerability : CVE-2026-31736

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref...

AlmaLinux 8 : kernel-rt (ALSA-2026:13578)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:13578 advisory. kernel: nvme: avoid double free special payload CVE-2024-41073 kernel: net: qlogic/qede: fix potential out-of-bounds read in qedetpacont and qedetpaend...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: nvme: avoid double free special payload CVE-2024-41073 kernel: net: qlogic/qede: fix potential out-of-bounds read in qedetpacont and qedetpaend CVE-2025-40252 kernel: crypto: asymmetricke...

Reflecthernet: Exfiltrating 100BASE-TX Ethernet Traffic Using a Retroreflector Hardware Trojan

Electromagnetic eavesdropping is a well-established attack vector for remotely monitoring a target activity, most notably displays, over considerable ranges. Other targets have been considered resistant to such attacks or do not exhibit sufficient electromagnetic leakage for practical exploitatio...

CVE-2026-31724

A flaw was found in the Linux kernel's USB gadget Ethernet Emulation Model EEM function. This issue occurs when a USB gadget function disconnects, causing the related network device to not be properly removed. As a result, invalid links remain in the system's file system, known as dangling symbol...

CVE-2026-31752

In the Linux kernel, the following vulnerability has been resolved: bridge: brndsend: validate ND option lengths brndsend walks ND options according to option-provided lengths. A malformed option can make the parser advance beyond the computed option span or use a too-short source LLADDR option...

CVE-2026-31738

In the Linux kernel, the following vulnerability has been resolved: vxlan: validate ND option lengths in vxlannacreate vxlannacreate walks ND options according to option-provided lengths. A malformed option can make the parser advance beyond the computed option span or use a too-short source LLAD...

CVE-2026-31736

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref and crash the system. This happens because eth-netdev0 will be NULL...

CVE-2026-31727

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uether: Fix NULL pointer deref in ethgetdrvinfo Commit ec35c1969650 "usb: gadget: fncm: Fix netdevice lifecycle with devicemove" reparents the gadget device to /sys/devices/virtual during unbind, clearing the gadget...

CVE-2026-43039

In the Linux kernel, the following vulnerability has been resolved: net: ti: icssg-prueth: fix missing data copy and wrong recycle in ZC RX dispatch emacdispatchskbzc allocates a new skb via napiallocskb but never copies the packet data from the XDP buffer into it. The skb is passed up the stack...