CVE-2021-47657

CVE-2021-47657: In the Linux kernel, the vulnerability affects drm/virtio by risking a NULL pointer use in virtio_gpu_array_put_free() if virtio_gpu_object_shmem_init() fails. The problem arises when objs is NULL and virtio_gpu_array_put_free() is invoked. The fix is to ensure objs is not NULL in...

CVE-2025-39683

CVE-2025-39683 (Linux kernel tracing vulnerability) The issue occurs when processing long strings in ftrace filters: trace_get_user may fail, but parser->buffer end is not zeroed, leading to a slab-out-of-bounds read in strsep/ftrace_process_regex and related release paths. The result is a loc...