(RHSA-2023:4888) Important: kpatch-patch security update

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es):

• kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896)

• kernel: Use-after-free vulnerability in the Linux Kernel traffic control index filter (CVE-2023-1829)

• kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests (CVE-2023-3390)

• kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt() (CVE-2023-35788)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.