Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Fix the dead loop of MPLS parse The unexpected MPLS packet may not end with the bottom label stack. When there are many stacks, The label count value has wrapped around. A dead loop occurs, soft lockup/CPU stuck...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: net/sched: actmpls: Fix warning during failed attribute validation The ‘TCAMPLSLABEL’ attribute is of ‘NLAU32’ type, but has a validation type of ‘NLAVALIDATEFUNCTION’. This is an invalid combination according to the comment abov...

mpls: fix NULL deref in mpls_valid_fib_dump_req() on CONFIG_INET=n

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CVE-2026-64569

A flaw was found in the Linux kernel's Multiprotocol Label Switching MPLS subsystem. An unprivileged local user could send a specially crafted network message, leading to a null pointer dereference. This vulnerability could cause a system crash, resulting in a denial of service. Mitigation...

CVE-2026-64569

In the Linux kernel, the following vulnerability has been resolved: mpls: fix NULL deref in mplsvalidfibdumpreq on CONFIGINET=n On CONFIGINET=n builds, mplsvalidfibdumpreq walks the parsed attribute table itself instead of calling ipvalidfibdumpreq. The RTAOIF arm passes tbRTAOIF to nlagetu32...

CVE-2026-64569

In the Linux kernel, the following vulnerability has been resolved: mpls: fix NULL deref in mplsvalidfibdumpreq on CONFIGINET=n On CONFIGINET=n builds, mplsvalidfibdumpreq walks the parsed attribute table itself instead of calling ipvalidfibdumpreq. The RTAOIF arm passes tbRTAOIF to nlagetu32...

Linux Distros Unpatched Vulnerability : CVE-2026-64569

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mpls: fix NULL deref in mplsvalidfibdumpreq on CONFIGINET=n On CONFIGINET=n builds, mplsvalidfibdumpreq walks the parsed attribute table itself instead of calli...

CVE-2026-57019

CVE-2026-57019 affects Junos OS on MX Series. An issue in the Packet Forwarding Engine (pfe) due to improper validation of a specified quantity in input can allow an unauthenticated adjacent attacker to cause a Denial-of-Service by triggering an FPC major error and a reset, impacting traffic unti...

OpenBSD mpls_do_error Heap Buffer Overflow Information Disclosure

The vulnerability in the mplsdoerror function within the sys/netmpls/mplsinput.c file of the OpenBSD operating system arises from buffer overflow conditions occurring during the processing of MPLS tags. Exploitation of this vulnerability may enable a remote attacker to disclose protected...

CVE-2026-56099

OpenBSD before commit 6a23123 (2026-06-18) contains an out-of-bounds read in sys/netmpls/mpls_input.c:mpls_do_error, allowing remote disclosure of kernel stack memory by crafting MPLS frames with 16 labels and no Bottom-of-Stack bit. Affected component is the MPLS input handling path; root cause ...

CVE-2026-56099 OpenBSD mpls_do_error Kernel Stack Memory Disclosure via MPLS Input

OpenBSD before commit 6a23123 2026-06-18 contains an out-of-bounds read vulnerability in the mplsdoerror function within sys/netmpls/mplsinput.c that allows remote attackers to disclose kernel stack memory by sending crafted MPLS frames with 16 labels and no Bottom-of-Stack bit set...

SUSE CVE-2026-43042

In the Linux kernel, the following vulnerability has been resolved: mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels vs platformlabel in case of a concurrent resize...

Linux Distros Unpatched Vulnerability : CVE-2026-43042

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels v...

CVE-2026-43042

A flaw was found in the Linux kernel's Multiprotocol Label Switching MPLS module. This vulnerability is caused by a race condition where concurrent operations on network label data can lead to inconsistent memory access. This can result in out-of-bounds memory reads or writes, potentially causing...

CVE-2026-43042

In the Linux kernel, the following vulnerability has been resolved: mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels vs platformlabel in case of a concurrent resize...

CVE-2026-43042 mpls: add seqcount to protect the platform_label{,s} pair

In the Linux kernel, the following vulnerability has been resolved: mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels vs platformlabel in case of a concurrent resize...

CVE-2026-43042 mpls: add seqcount to protect the platform_label{,s} pair

In the Linux kernel, the following vulnerability has been resolved: mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels vs platformlabel in case of a concurrent resize...

CVE-2026-43042

In the Linux kernel, the following vulnerability has been resolved: mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels vs platformlabel in case of a concurrent resize...

EUVD-2026-26641

In the Linux kernel, the following vulnerability has been resolved: mpls: add seqcount to protect the platformlabel,s pair The RCU-protected codepaths mplsforward, mplsdumproutes can have an inconsistent view of platformlabels vs platformlabel in case of a concurrent resize...

CVE-2026-43042

The CVE-2026-43042 issue affects the Linux kernel MPLS code. It describes a race condition where concurrent operations on platform label data can yield an inconsistent view during a resize of the platform_label tables, particularly in the RCU-protected paths mpls_forward and mpls_dump_routes unde...