CVE-2026-52983
highpriority · track · 0EPSS 0.006 · 50 %ileDEEUUSEPSS · scored 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: net: airoha: fix BQL imbalance in TX path Fix a possible BQL imbalance in airoha_dev_xmit(), where inflight packets are accounted only for the AIROHA_NUM_TX_RING netdev TX queues. The queue index is computed as: qid = skb_get_queue_mapping(skb) % ARRAY_SIZE(qdma->q_tx) txq = netdev_get_tx_queue(dev, qid); However, airoha_qdma_tx_napi_poll() accounts completions across all netdev TX queues (num_tx_queues), leading to inconsistent BQL accounting. Also reset all netdev TX queues in the ndo_stop callback.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5
weaknesses
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affected products (31)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-2077Linux Kernel: Mehrere SchwachstellenDeutsch2026-06-24csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um Sicherheitsvorkehrungen zu umgehen, einen Denial-of-Service-Zustand herbeizuführen und weitere, nicht näher spezifizierte Auswirkungen zu erzielen.
also known as (3)
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sources
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references (11)
External citations — patches, advisories, analysis.
- https://git.kernel.org/stable/c/2d9f5a118205da2683ffcec78b9347f1f01a820ecnnvd
- https://git.kernel.org/stable/c/aaad53a55812acd2355c0e5478896381e78b0110cnnvd
- https://git.kernel.org/stable/c/ded2694247a55a16d0ebbe2d6f9139305c21457acnnvd
- https://www.kernel.org/Patchcnnvd
- https://git.kernel.org/stable/c/2d9f5a118205da2683ffcec78b9347f1f01a820eenisa_euvd
- https://git.kernel.org/stable/c/aaad53a55812acd2355c0e5478896381e78b0110enisa_euvd
- https://git.kernel.org/stable/c/ded2694247a55a16d0ebbe2d6f9139305c21457aenisa_euvd
- https://git.kernel.org/stable/c/2d9f5a118205da2683ffcec78b9347f1f01a820ePatchnvd
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