CVE-2026-10682 Out-of-bounds write in Zephyr `log_filter_set` syscall verifier reachable from userspace

The userspace verifier zvrfylogfilterset for the logfilterset syscall in subsys/logging/logmgmt.c performed a signed comparison against the int16t srcid parameter: srcid int16tlogsrccntgetdomainid. Any negative value for srcid e.g. -1 trivially satisfied this check and was forwarded into...