Stable kernel fixes AF_XDP TOCTOU race in TX checksum path
A malicious process could overwrite shared UMEM metadata between check and use, bypassing bounds validation.
By kexec#af-xdp
AF_XDP TX metadata hardened against OOB reads and races
Stanislav Fomichev posts fixes after a Microsoft report of KASAN out-of-bounds reads and TOCTOU flaws in shared TX metadata.
By oops