Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. CVE-2023-6531 Jann Horn discovered a use-after-free flaw due to a race condition problem when the unix garbage collector"s deletion of a SKB races with unix_stream_read_generic on the socket that the SKB is queued on. CVE-2023-6622 Xingyuan Mo discovered a flaw in the netfilter subsystem which may result in denial of service or privilege escalation for a user with the CAP_NET_ADMIN capability in any user or network namespace. CVE-2023-6817 Xingyuan Mo discovered that a use-after-free in Netfilter"s implementation of PIPAPO may result in denial of service or potential local privilege escalation for a user with the CAP_NET_ADMIN capability in any user or network namespace. CVE-2023-6931 Budimir Markovic reported a heap out-of-bounds write vulnerability in the Linux kernel"s Performance Events system which may result in denial of service or privilege escalation. CVE-2023-51779 It was discovered that a race condition in the Bluetooth subsystem in the bt_sock_ioctl handling may lead to a use-after-free. CVE-2023-51780 It was discovered that a race condition in the ATM subsystem may lead to a use-after-free. CVE-2023-51781 It was discovered that a race condition in the Appletalk subsystem may lead to a use-after-free. CVE-2023-51782 It was discovered that a race condition in the Amateur Radio X.25 PLP support may lead to a use-after-free.