PT-2026-72632

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the skb flow dissect function where it unconditionally reads 12 bytes from the Ethernet header when FLOW DISSECTOR KEY ETH ADDRS is requested. This occurs because the...

Linux Distros Unpatched Vulnerability : CVE-2026-72444

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - flowdissector: check device type before reading ETHADDRS skbflowdissect unconditionally reads 12 bytes from ethhdrskb when FLOWDISSECTORKEYETHADDRS is requested...

Linux Flow Dissector DoS

The vulnerability in the net/core/flowdissector.c module of the Linux operating system is related to data type mixing errors. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

flow_dissector: do not dissect PPPoE PFC frames

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SUSE 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...

Linux Distros Unpatched Vulnerability : CVE-2026-46306

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 doe...

CVE-2026-46306

A flaw was found in the Linux kernel's flow dissector. This vulnerability allows a remote attacker to cause a Denial of Service DoS by sending a specially crafted Point-to-Point Protocol over Ethernet PPPoE Protocol Field Compression PFC frame to an affected system. The incorrect processing of...

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-2026-46306

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...

UBUNTU-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-2026-46306

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-2026-46306 flow_dissector: do not dissect PPPoE PFC frames

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...

EUVD-2026-35171

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-2026-46306 flow_dissector: do not dissect PPPoE PFC frames

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-2026-46306

CVE-2026-46306 — Linux kernel PPPoE PFC flow-dissector fix The vulnerability affects the Linux kernel flow dissector for PPPoE when handling Protocol Field Compression (PFC) frames. A compressed 1-byte Protocol Field can shift the PPP payload by one byte, causing a 4-byte misalignment in the netw...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper handling of PPPoE PFC frames in the flowdissector module. This vulnerability may lead to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013677)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013677 advisory. In the Linux kernel, the following vulnerability has been resolved: ppp: associate skb with a device at tx Syzkaller triggered flow dissector warning with the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010860)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010860 advisory. In the Linux kernel, the following vulnerability has been resolved: ppp: associate skb with a device at tx Syzkaller triggered flow dissector warning with the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007512)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007512 advisory. In the Linux kernel, the following vulnerability has been resolved: ppp: associate skb with a device at tx Syzkaller triggered flow dissector warning with the...

PT-2026-47377

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/core/flow dissector.c module of the Linux kernel related to the processing of PPPoE frames using Protocol Field Compression PFC. When a compressed 1-byte...