{"id":"CVE-2026-98571","published":"2026-10-18T16:17:09.363","lastModified":"2026-10-19T10:19:15.207","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: stmmac: clear stale buf->page after recycling on skb build failure\n\nIn stmmac_rx(), when napi_build_skb() fails the descriptor page is\nrecycled back to the page pool with page_pool_recycle_direct(), but\nbuf->page is left pointing at the recycled page, unlike every other\nconsumption site in the function which clears the pointer after handing\nthe page away.\n\nWith the stale pointer stmmac_rx_refill() skips the replacement\nallocation and programs the already-recycled page back into the RX\ndescriptor.\n\nClear buf->page on the napi_build_skb() failure path to keep the buffer\nlifecycle consistent with the other consumption sites.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/0a7822e34a0bfde31b194ac3da3253e5032b44cc","tags":[]},{"url":"https://git.kernel.org/stable/c/298673397ea3f6f5811b84f0d9f71eac71dda2e3","tags":[]},{"url":"https://git.kernel.org/stable/c/501baaeca7d128fa0a2f6953cf5873c5b0d7cf89","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}