CVE-2026-98394

A flaw was found in the Linux kernel's UNIX domain socket afunix implementation. When a blocking receive operation is performed using a zero-length buffer and the peek flag on a socket where the last queued message contains out-of-band OOB data, the kernel fails to return properly. A local attack...

CVE-2026-97985

A flaw was found in the Linux kernel. A local user can cause a Denial of Service DoS by triggering an infinite busy-wait loop on the system. When processing local Unix domain sockets AFUNIX containing out-of-band OOB data, the kernel fails to update internal queue markers during certain receive...

CVE-2026-97530

A flaw was found in the Linux kernel's qla2xxx Fibre Channel driver. A remote entity on the Fibre Channel network can cause a Denial of Service DoS by transmitting frames containing specific payload data. The driver misinterprets matching data bytes within received frames as an indicator that...

SUSE CVE-2026-80866

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: while atomicread&tn-wqcount condresched; This loop can busy-wait for a lon...

AZL-99459 CVE-2026-80866 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: while atomicread&tn-wqcount condresched; This loop can busy-wait for a lon...

CVE-2026-80866 tipc: avoid busy looping in tipc_exit_net()

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: while atomicread&tn-wqcount condresched; This loop can busy-wait for a lon...

CVE-2026-80866

CVE-2026-80866 affects the Linux kernel TIPC subsystem (specifically tipc_exit_net()). A prior commit introduced a busy-wait loop that spins while waiting for pending UDP bearer cleanup work to complete. When cond_resched() is a NOP—common for high-priority tasks or kernels built with CONFIG_PREE...

CVE-2026-80866 tipc: avoid busy looping in tipc_exit_net()

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: while atomicread&tn-wqcount condresched; This loop can busy-wait for a lon...

EUVD-2026-71496

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: while atomicread&tn-wqcount condresched; This loop can busy-wait for a lon...

Linux Distros Unpatched Vulnerability : CVE-2026-80866

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: whil...

CVE-2026-80866: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid busy looping in tipcexitnet Blamed commit introduced a busy-wait loop in tipcexitnet to wait for pending UDP bearer cleanup works to complete: while atomicread&tn-wqcount condresched; This loop can busy-wait for a lon...