{"id":"CVE-2026-53298","summary":"net: airoha: Move ndesc initialization at end of airoha_qdma_init_rx_queue()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: airoha: Move ndesc initialization at end of airoha_qdma_init_rx_queue()\n\nIf queue entry or DMA descriptor list allocation fails in\nairoha_qdma_init_rx_queue routine, airoha_qdma_cleanup() will trigger a\nNULL pointer dereference running netif_napi_del() for RX queue NAPIs\nsince netif_napi_add() has never been executed to this particular RX NAPI.\nThe issue is due to the early ndesc initialization in\nairoha_qdma_init_rx_queue() since airoha_qdma_cleanup() relies on ndesc\nvalue to check if the queue is properly initialized. Fix the issue moving\nndesc initialization at end of airoha_qdma_init_tx routine.\nMove page_pool allocation after descriptor list allocation in order to\navoid memory leaks if desc allocation fails.","modified":"2026-07-09T03:51:44.183640279Z","published":"2026-06-26T19:40:55.867Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53298.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/14dc48e5ba73d5c69559bf1a1a6884f7843aade7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/379050947a1828826ad7ea50c95245a56929b35a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4d4acfa348a1d8c0941004823662ede0fdb5dea5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d36be272adda7f313e39dd118086955d993bf6a7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53298.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53298"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"23020f04932701d5c8363e60756f12b43b8ed752"},{"fixed":"d36be272adda7f313e39dd118086955d993bf6a7"},{"fixed":"4d4acfa348a1d8c0941004823662ede0fdb5dea5"},{"fixed":"14dc48e5ba73d5c69559bf1a1a6884f7843aade7"},{"fixed":"379050947a1828826ad7ea50c95245a56929b35a"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53298.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.12.91"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53298.json"}}],"schema_version":"1.7.5"}