CVE-2023-53479

In CVE-2023-53479, the Linux kernel cxl driver had a use-after-free in cxl_parse_cfmws() during cxl_decoder_add() fail path. KASAN/KFENCE observed a slab-use-after-free where a released cxld was accessed in a later dev_err() path. The root cause was dereferencing freed memory; the fix replaces th...