RLSA-2023:7548

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

• kernel: bpf: Incorrect verifier pruning leads to unsafe code paths being incorrectly marked as safe (CVE-2023-2163)

• kernel: tun: bugs for oversize packet when napi frags enabled in tunnapialloc_frags (CVE-2023-3812)

• kernel: use after free in nvmettcpfree_crypto in NVMe (CVE-2023-5178)

• kernel: use-after-free due to race condition occurring in dvbregisterdevice() (CVE-2022-45884)

• kernel: use-after-free due to race condition occurring in dvb_net.c (CVE-2022-45886)

• kernel: use-after-free due to race condition occurring in dvbcaen50221.c (CVE-2022-45919)

• kernel: use-after-free in smb2isstatusiotimeout() (CVE-2023-1192)

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.