CVE-2026-99181 autofs: ignore notification errors from a replaced pipe

In the Linux kernel, the following vulnerability has been resolved: autofs: ignore notification errors from a replaced pipe autofsnotifydaemon takes a reference to the current notification pipe under wqmutex, then drops the mutex before writing the request. The write can block while the daemon...

CVE-2026-99181

The Linux kernel contains a vulnerability in the autofs component where autofs_notify_daemon() fails to properly handle notification errors from a replaced pipe. Specifically, a delayed write could return -EPIPE if the old pipe's reader is closed while the daemon is in catatonic mode, causing the...