{"id":"CVE-2026-52983","revision":"81b027d012ee45e78bd11be197a27e11","records":[{"revision":"81b027d012ee45e78bd11be197a27e11","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-52983","aliases":[],"title":"net: airoha: fix BQL imbalance in TX path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: airoha: fix BQL imbalance in TX path\n\nFix a possible BQL imbalance in airoha_dev_xmit(), where inflight\npackets are accounted only for the AIROHA_NUM_TX_RING netdev TX\nqueues. The queue index is computed as:\n\n    qid = skb_get_queue_mapping(skb) % ARRAY_SIZE(qdma->q_tx)\n    txq = netdev_get_tx_queue(dev, qid);\n\nHowever, airoha_qdma_tx_napi_poll() accounts completions across all\nnetdev TX queues (num_tx_queues), leading to inconsistent BQL\naccounting.\n\nAlso reset all netdev TX queues in the ndo_stop callback.","state":0,"publishedAt":"2026-06-24T16:28:58.437+00:00","modifiedAt":"2026-10-21T12:41:43.028+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/airoha/airoha_eth.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"ca24fcac1daaa5e8a667981d81986a3eb4b9fb04\",\n                            \"lessThan\": \"fcd6a3bb48bb661876c2743e89f0a6567f5cea2c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1d304174106c93ce05f6088813ad7203b3eb381a\",\n                            \"lessThan\": \"aaad53a55812acd2355c0e5478896381e78b0110\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1d304174106c93ce05f6088813ad7203b3eb381a\",\n                            \"lessThan\": \"ded2694247a55a16d0ebbe2d6f9139305c21457a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1d304174106c93ce05f6088813ad7203b3eb381a\",\n                            \"lessThan\": \"2d9f5a118205da2683ffcec78b9347f1f01a820e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6.12.91\",\n                            \"lessThan\": \"6.12.114\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/airoha/airoha_eth.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.13\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.114\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.33\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0.10\",\n                            \"lessThanOrEqual\": \"7.0.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/fcd6a3bb48bb661876c2743e89f0a6567f5cea2c","https://git.kernel.org/stable/c/aaad53a55812acd2355c0e5478896381e78b0110","https://git.kernel.org/stable/c/ded2694247a55a16d0ebbe2d6f9139305c21457a","https://git.kernel.org/stable/c/2d9f5a118205da2683ffcec78b9347f1f01a820e"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-52983","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-52983","identifiers":["CVE-2026-52983"]},"retained":false,"historicalAffected":[]}],"coverage":[]}