Linux kernel bug fix: page_pool: Track DMA-mapped pages and unmap them when destroying the pool
Subsystem: networking (net/core/netmem_priv.h)
Bug type: use-after-free, severity: security
Keywords: use after free
Files changed: include/linux/mm.h;include/linux/poison.h;include/net/page_pool/types.h;net/core/netmem_priv.h;net/core/page_pool.c
Introduced by Jesper Dangaard Brouer on 2018-04-17 10:50:29 -0400; fixed by Toke Høiland-Jørgensen on 2025-04-14 16:30:29 -0700 (lifetime: 2554 days)