UBUNTU-CVE-2026-23112

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmettcpbuildpduiovec nvmettcpbuildpduiovec could walk past cmd-req.sg when a PDU length or offset exceeds sgcnt and then use bogus sg-length/offset values, leading to copytoiter GPF/KASAN. Guard...