{"id":"CVE-2026-53298","state":"PUBLISHED","title":"net: airoha: Move ndesc initialization at end of airoha_qdma_init_rx_queue()","description":"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.","publishedAt":"2026-06-26T19:40:55.867Z","updatedAt":"2026-06-26T19:40:55.867Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"d36be272adda7f313e39dd118086955d993bf6a7","versionType":"git"},{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"4d4acfa348a1d8c0941004823662ede0fdb5dea5","versionType":"git"},{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"14dc48e5ba73d5c69559bf1a1a6884f7843aade7","versionType":"git"},{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"379050947a1828826ad7ea50c95245a56929b35a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/airoha/airoha_eth.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.11","versionType":"semver"},{"version":"6.12.91","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.33","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/airoha/airoha_eth.c"]}],"references":["https://git.kernel.org/stable/c/d36be272adda7f313e39dd118086955d993bf6a7","https://git.kernel.org/stable/c/4d4acfa348a1d8c0941004823662ede0fdb5dea5","https://git.kernel.org/stable/c/14dc48e5ba73d5c69559bf1a1a6884f7843aade7","https://git.kernel.org/stable/c/379050947a1828826ad7ea50c95245a56929b35a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/53xxx/CVE-2026-53298.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53298","state":"PUBLISHED","datePublished":"2026-06-26T19:40:55.867Z","dateUpdated":"2026-06-26T19:40:55.867Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-06-09T07:44:35.396Z"},"containers":{"cna":{"title":"net: airoha: Move ndesc initialization at end of airoha_qdma_init_rx_queue()","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"d36be272adda7f313e39dd118086955d993bf6a7","versionType":"git"},{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"4d4acfa348a1d8c0941004823662ede0fdb5dea5","versionType":"git"},{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"14dc48e5ba73d5c69559bf1a1a6884f7843aade7","versionType":"git"},{"version":"23020f04932701d5c8363e60756f12b43b8ed752","status":"affected","lessThan":"379050947a1828826ad7ea50c95245a56929b35a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/airoha/airoha_eth.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.11","versionType":"semver"},{"version":"6.12.91","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.33","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/airoha/airoha_eth.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d36be272adda7f313e39dd118086955d993bf6a7"},{"url":"https://git.kernel.org/stable/c/4d4acfa348a1d8c0941004823662ede0fdb5dea5"},{"url":"https://git.kernel.org/stable/c/14dc48e5ba73d5c69559bf1a1a6884f7843aade7"},{"url":"https://git.kernel.org/stable/c/379050947a1828826ad7ea50c95245a56929b35a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-26T19:40:55.867Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.12.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}