This update for ovmf fixes the following issues:
- CVE-2023-45231: Fixed out of bounds read when handling a ND Redirect message with truncated options (bsc#1218881).
- CVE-2023-45232: Fixed infinite loop when parsing unknown options in the Destination Options header (bsc#1218882).
- CVE-2023-45233: Fixed infinite loop when parsing a PadN option in the Destination Options header (bsc#1218883).
- CVE-2023-45234: Fixed buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message (bsc#1218884).
- CVE-2023-45235: Fixed buffer overflow when handling Server ID option from a DHCPv6 proxy Advertise message (bsc#1218885).