CVE-2026-53229 net/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix DMA and xdpframe leak on XDPTX xmit failure In the XSK branch of mlx5exmitxdpbuff, when sq-xmitxdpframe returns false e.g. XDPSQ is full, the function returns without unmapping the DMA address or freeing the...

CVE-2026-53177

CVE-2026-53177 affects bnxt_en in the Linux kernel. A NULL pointer dereference can occur in bnxt_io_error_detected() when PCIe error recovery runs for a NIC that is closed, due to bp->bnapi being freed on NIC close. The fix is to check bp->bnapi for NULL before disabling and synchronizing I...

CVE-2026-53131 netfilter: require Ethernet MAC header before using eth_hdr()

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using ethhdr ip6teui64, xtmac, the bitmap:ip,mac, hash:ip,mac, and hash:mac ipset types, and nflogsyslog access ethhdrskb after either assuming that the skb is associated with an...

CVE-2026-53131

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using ethhdr ip6teui64, xtmac, the bitmap:ip,mac, hash:ip,mac, and hash:mac ipset types, and nflogsyslog access ethhdrskb after either assuming that the skb is associated with an...

CVE-2026-53131

In CVE-2026-53131, multiple netfilter-related paths in the Linux kernel (including ip6t_eui64, xt_mac, and several ipset types) could access Ethernet MAC header data via eth_hdr(skb) without first verifying that the skb is associated with an Ethernet device or that the MAC header is present and l...

CVE-2026-53131 netfilter: require Ethernet MAC header before using eth_hdr()

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using ethhdr ip6teui64, xtmac, the bitmap:ip,mac, hash:ip,mac, and hash:mac ipset types, and nflogsyslog access ethhdrskb after either assuming that the skb is associated with an...

CVE-2026-53131

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using ethhdr ip6teui64, xtmac, the bitmap:ip,mac, hash:ip,mac, and hash:mac ipset types, and nflogsyslog access ethhdrskb after either assuming that the skb is associated with an...

Linux Distros Unpatched Vulnerability : CVE-2026-53074

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: reject short IPv4/IPv6 inputs in bpfprogtestrunskb bpfprogtestrunskb calls ethtypetrans first and then uses skb-protocol to initialize sk family and addres...

Linux Distros Unpatched Vulnerability : CVE-2026-53003

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiatin...

PT-2026-52227

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the netfilter component, several modules access the eth hdrskb function without properly verifying that the socket buffer skb is associated with an Ethernet device or that a valid MAC...

PT-2026-52342

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the mtk eth soc ethernet driver. The mtk free dev function calls metadata dst free, which uses kfree to immediately release metadata dst memory, bypassin...

EUVD-2026-38871

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

CVE-2026-53003

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

CVE-2026-53003

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

CVE-2026-53074 bpf: reject short IPv4/IPv6 inputs in bpf_prog_test_run_skb

In the Linux kernel, the following vulnerability has been resolved: bpf: reject short IPv4/IPv6 inputs in bpfprogtestrunskb bpfprogtestrunskb calls ethtypetrans first and then uses skb-protocol to initialize sk family and address fields for the test run. For IPv4 and IPv6 packets, it may access...

EUVD-2026-38942

In the Linux kernel, the following vulnerability has been resolved: bpf: reject short IPv4/IPv6 inputs in bpfprogtestrunskb bpfprogtestrunskb calls ethtypetrans first and then uses skb-protocol to initialize sk family and address fields for the test run. For IPv4 and IPv6 packets, it may access...

CVE-2026-53003 pppoe: drop PFC frames

In the Linux kernel, the following vulnerability has been resolved: pppoe: drop PFC frames RFC 2516 Section 7 states that Protocol Field Compression PFC is NOT RECOMMENDED for PPPoE. In practice, pppd does not support negotiating PFC for PPPoE sessions, and the current PPPoE driver assumes an...

CVE-2026-52982

The CVE-2026-52982 issue affects the Linux kernel driver rtl8150 for Realtek RTL8150 USB Ethernet devices. A use-after-free (UAF) can occur in rtl8150_start_xmit() when reading skb->len for tx_bytes statistics after usb_submit_urb() is issued, because the skb may be freed in the USB completion...

CVE-2026-52942

A flaw was found in the Linux kernel's netfilter logging component. This vulnerability occurs because the system does not properly check if a network packet's Media Access Control MAC header is valid before attempting to log it. A local attacker could send a specially crafted network packet,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: mtkethsoc: Reset the progptr to oldprog in case of an error in mtkxdpsetup. Reset the eBPF program pointer to oldprog, and do not decrease its reference count if the mtkopen routine in mtkxdpsetup fails...