kernel: NULL pointer dereference in traffic control subsystem

A NULL pointer dereference flaw was found in qdiscgraft in net/sched/schapi.c in the Linux kernel. This issue may allow a local unprivileged user to trigger a denial of service if the allocworkqueue function return is not validated in time of failure, resulting in a system crash or leaked interna...

CVE-2023-4389 Kernel: btrfs: double free in btrfs_get_root_ref()

A flaw was found in btrfsgetrootref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a double decrement of the reference count. This issue may allow a local attacker with user privilege to crash the system or may lead to leaked internal kernel information...