CVE-2026-16512

CVE-2026-16512 is an out-of-bounds read in the Zephyr RTOS gPTP (generalized Precision Time Protocol) receive path. In gptp_handle_msg() (subsys/net/l2/ethernet/gptp/gptp.c), the gPTP header is dereferenced without verifying the frame carries at least 34 bytes of payload. The GPTP_VALID_LEN() che...

CVE-2026-90083 net/sched: act_ife: Only operate on Ethernet frames

In the Linux kernel, the following vulnerability has been resolved: net/sched: actife: Only operate on Ethernet frames actife encapsulates/decapsulates the original Ethernet header and uses skb-dev-hardheaderlen as the length of that header. That is only correct for Ethernet devices: on a device...

PT-2026-60229

The Zephyr ADIN2111/ADIN1110 10BASE-T1S/T1L Ethernet driver drivers/ethernet/eth adin2111.c reassembles received Ethernet frames in OPEN Alliance OA SPI mode by copying device-supplied 64-byte data chunks into a fixed static buffer ctx-buf of size CONFIG ETH ADIN2111 BUFFER SIZE default 1524 byte...

pppoe: drop PFC frames

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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...

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...

CVE-2026-46306

In the Linux kernel, the following vulnerability has been resolved: flowdissector: do not dissect PPPoE 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 flow...

CVE-2026-43093

A flaw was found in the Linux kernel's xsk AFXDP subsystem due to insufficient validation of the User Memory UMEM headroom. This vulnerability could lead to memory corruption, specifically the skbsharedinfo data structure, if multi-buffer is enabled. Such corruption could result in system...

CVE-2026-20033

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient validation when processing specific Ethernet frames. An attacker cou...

CVE-2026-20033

The CVE affects Cisco Nexus 9000 Series Fabric Switches operating in ACI mode. Affected component: handling of specific Ethernet frames on the management interface. Root cause: insufficient validation of crafted Ethernet frames, enabling an unauthenticated, adjacent attacker to trigger a reload o...

CVE-2026-20033 Cisco NX-OS Software Denial of Service Vulnerability

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient validation when processing specific Ethernet frames. An attacker cou...

Cisco Nexus 9000 Series Fabric Switches in ACI Mode Denial of Service Vulnerability

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient validation when processing specific Ethernet frames. An attacker cou...

PT-2026-21947

Name of the Vulnerable Software and Affected Versions Cisco Nexus 9000 Series Fabric Switches versions affected versions not specified Description A flaw exists in Cisco Nexus 9000 Series Fabric Switches operating in ACI mode that may allow a remote, unauthenticated attacker to disrupt service. T...

Cisco Nexus 9000 Series Fabric Switches 安全漏洞

The Cisco Nexus 9000 Series Fabric Switches are fiber-optic switches from the American company Cisco. There are security vulnerabilities in the Cisco Nexus 9000 Series Fabric Switches, which stem from insufficient validation during the processing of certain Ethernet frames. These vulnerabilities...

Cisco IOS XE Software for Catalyst 9000 Series Switches DoS (cisco-sa-cat9k-PtmD7bgy)

According to its self-reported version, Cisco IOS-XE Software is affected by a vulnerability. - A vulnerability in the handling of certain Ethernet frames in Cisco IOS XE Software for Catalyst 9000 Series Switches could allow an unauthenticated, adjacent attacker to cause an egress port to become...

CVE-2025-55090

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in nxipv4packetreceive function when received an Ethernet frame with less than 4 bytes of IP packet...

EUVD-2025-34724

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in nxipv4packetreceive function when received an Ethernet frame with less than 4 bytes of IP packet...

CVE-2025-55090 Potential out of bound read issue in _nx_ipv4_packet_receive() in NetX Duo

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in nxipv4packetreceive function when received an Ethernet frame with less than 4 bytes of IP packet...

CVE-2025-55090 Potential out of bound read issue in _nx_ipv4_packet_receive() in NetX Duo

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in nxipv4packetreceive function when received an Ethernet frame with less than 4 bytes of IP packet...

Eclipse ThreadX NetX Duo 安全漏洞

Eclipse ThreadX NetX Duo is an IPv4 and IPv6 dual network stack for Eclipse ThreadX open source. A security vulnerability exists in Eclipse ThreadX NetX Duo versions prior to 6.4.4, which stems from a potential out-of-bounds read issue in the nxipv4packetreceive function when receiving Ethernet...