CVE-2026-46041

CVE-2026-46041 concerns the Linux kernel patch for greybus gb-beagleplay where sleeping in atomic context was fixed. The vulnerability arose because hdlc_append() invoked usleep_range() while holding tx_producer_lock in hdlc_tx_frames(), violating the rule against sleeping under a spinlock and ri...

PT-2026-43908

In the Linux kernel, the following vulnerability has been resolved: greybus: gb-beagleplay: fix sleep in atomic context in hdlc tx frames hdlc append calls usleep range to wait for circular buffer space, but it is called with tx producer lock a spinlock held via hdlc tx frames - hdlc append tx...