Threats tagged 'ghsa-pgjm-rqqp-m93m'

CVE-2025-21820 is a Linux kernel vulnerability in the xilinx_uartps driver related to sysrq handling. The issue involves a circular locking dependency that can lead to a deadlock when handling sysrq characters. The vulnerability is addressed by splitting sysrq handling into two parts, deferring some processing until after releasing a lock to avoid the deadlock condition.