The vulnerability of the functions mlx5e_tc_del_fdb_peer_flow() and mlx5e_tc_clean_fdb_peer_flows() in the driver module drivers/net/ethernet/mellanox/mlx5/core/en_tc.c of the Mellanox Ethernet network adapter driver for the Linux operating system, which allows a hacker to cause a service failure.

The vulnerability of the functions mlx5etcdelfdbpeerflow and mlx5etccleanfdbpeerflows in the driver module drivers/net/ethernet/mellanox/mlx5/core/entc.c of the Mellanox Ethernet network adapter driver for the Linux operating system is related to the use of pointers. Exploiting this vulnerability...

The vulnerability of the ets_qdisc_change() function in the net/sched/sch_ets.c module of the network/sched/sch_ets subsystem of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the etsqdiscchange function in the net/sched/schets.c file, within the net/sched subsystem of the Linux kernel’s network management mechanism, relates to operations involving resources after their expiration. Exploiting this vulnerability could allow an attacker to compromise...

CVE-2026-46323 net: gro: don't merge zcopy skbs

In the Linux kernel, the following vulnerability has been resolved: net: gro: don't merge zcopy skbs skbgroreceive can currently copy frags between the source and GRO skb, without checking the zerocopy status, and in particular the SKBFLMANAGEDFRAGREFS flag. When SKBFLMANAGEDFRAGREFS is set, the...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

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...

The vulnerability of the sock_map_free() function in the net/core/sock_map.c module exposes support for network functions in the Linux kernel, allowing an attacker to cause a service failure.

The vulnerability of the sockmapfree function in the net/core/sockmap.c module related to Linux kernel’s network function support is due to the reutilization of previously freed memory. Exploiting this vulnerability can allow an attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2026-31579

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wireguard: device: use exitrtnl callback instead of manual rtnllock in preexit wgnetnspreexit manually acquires rtnllock inside the pernet .preexit callback. Th...

EUVD-2026-25537

In the Linux kernel, the following vulnerability has been resolved: net: lan966x: fix use-after-free and leak in lan966xfdmareload When lan966xfdmareload fails to allocate new RX buffers, the restore path restarts DMA using old descriptors whose pages were already freed via lan966xfdmarxfreepages...

PT-2026-34917

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock occurs in the RDMA/irdma component when a netdev reset is executed while RDMA applications are active. The netdev reset leads the ice driver to remove the irdma auxiliary...

CVE-2026-31410 ksmbd: use volume UUID in FS_OBJECT_ID_INFORMATION

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use volume UUID in FSOBJECTIDINFORMATION Use sb-suuid for a proper volume identifier as the primary choice. For filesystems that do not provide a UUID, fall back to stfs.ffsid obtained from vfsstatfs...

The vulnerability of the rpl_output() function in the net/ipv6/rpl_iptunnel.c module of the Linux kernel allows a attacker to cause a service failure.

The vulnerability of the rploutput function in the net/ipv6/rpliptunnel.c module of the Linux kernel is related to improper memory release memory leak. Exploiting this vulnerability could allow an attacker to cause a service failure...

kernel: smc: Fix use-after-free in __pnet_find_base_ndev()

In the Linux kernel, the following vulnerability has been resolved: smc: Fix use-after-free in pnetfindbasendev. syzbot reported use-after-free of netdevice in pnetfindbasendev, which was called during connect. 0 smcpnetfindismresource fetches skdstgetsk-dev and passes down to pnetfindbasendev,...

The vulnerability of the BPF_CALL_2() function in the net/core/filter.c module allows a hacker to compromise the privacy, integrity, and accessibility of the protected information within the Linux operating system’s kernel network functions.

The vulnerability of the BPFCALL2 function in the net/core/filter.c module related to Linux’s kernel network functions involves unlimited distribution of resources. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of protected...

CVE-2025-71234

CVE-2025-71234: Linux kernel rtl8xxxu slab-out-of-bounds in rtl8xxxu_sta_add fixed by setting hw->sta_data_size to sizeof(struct rtl8xxxu_sta_info) during probe to correctly allocate per-station data. Issue caused mac80211 to access sta->drv_priv beyond allocated space; KASAN showed a slab-...

CVE-2026-23083 fou: Don't allow 0 for FOU_ATTR_IPPROTO.

In the Linux kernel, the following vulnerability has been resolved: fou: Don't allow 0 for FOUATTRIPPROTO. fouudprecv has the same problem mentioned in the previous patch. If FOUATTRIPPROTO is set to 0, skb is not freed by fouudprecv nor "resubmit"-ted in ipprotocoldeliverrcu. Let's forbid 0 for...

The vulnerability of the skb_segment_list() function in the net/core/skbuff.c module, which is part of Linux’s kernel network functions, allows a hacker to cause a service failure.

The vulnerability of the skbsegmentlist function in the net/core/skbuff.c module, which is part of Linux’s kernel network functions support, relates to the pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2025-71133

The CVE-2025-71133 entry concerns the Linux kernel RDMA/irdma path, where irdma_net_event could dereference neigh (ptr) data before confirming NETEVENT_NEIGH_UPDATE. The code fix moves neigh->dev access under the NETEVENT_NEIGH_UPDATE case, preventing a potential out-of-bounds read reported by...

CVE-2025-71112 net: hns3: add VLAN id validation before using

In the Linux kernel, the following vulnerability has been resolved: net: hns3: add VLAN id validation before using Currently, the VLAN id may be used without validation when receive a VLAN configuration mailbox from VF. The length of vlandelfailbmap is BITSTOLONGSVLANNVID. It may cause...

kernel: nbd: fix incomplete validation of ioctl arg

A flaw has been found in the Linux kernel’s NBD drivers.The issue stems from incomplete validation of IOCTL arguments passed to the NBD driver. Specifically, oversized or unchecked arguments may lead to a signed integer overflow in blockwritefullpage and misuse of argument values cast to int in...

kernel: net: sched: sfb: fix null pointer access issue when sfb_init() fails

A null pointer dereference exists in the linux kernel, such that when sfbinit fails qdisc is NULL, and it will cause gpf issue, leading to damage to the availability of the system...