CVE-2026-43102

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{}

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Fix the\nmemory leak partially reverting commit 'd6d2b0e1538d (\"net: airoha: Fix\npage recycling in airoha_qdma_rx_process()\")' and always running\npage_pool_put_full_page routine in the airoha_qdma_rx_process() error\npath."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nnet: airoha: Correcci\u00f3n de fuga de memoria en airoha_qdma_rx_process()\n\nSi ocurre un error en los b\u00faferes subsiguientes pertenecientes a la parte no lineal del skb (p. ej., debido a un error en la longitud de la carga \u00fatil informada por la NIC o si consumimos todos los fragmentos disponibles para el skb), el fragmento de page_pool no se vincular\u00e1 al skb, por lo que no regresar\u00e1 al pool en la ruta de error de airoha_qdma_rx_process(). Se corrige la fuga de memoria revirtiendo parcialmente el commit \u2019d6d2b0e1538d (\u2019net: airoha: Fix page recycling in airoha_qdma_rx_process()\u2019)\u2019 y ejecutando siempre la rutina page_pool_put_full_page en la ruta de error de airoha_qdma_rx_process()."}], "id": "CVE-2026-43102", "lastModified": "2026-11-11T21:10:00.200", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-05-06T10:16:23.750", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/285fa6b1e03cff78ead0383e1b259c44b95faf90"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4429b761874fb9c7767d12d98913a467ef2654f1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7ee0063fbab8aea8f4e4e3165f541bf898b77b80"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: net: airoha: Fix memory leak in airoha_qdma_rx_process()", "id": "2466984", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2466984"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's Airoha network driver. An error in the `airoha_qdma_rx_process()` function, which handles received data, can occur when processing subsequent data buffers. This error prevents memory fragments from being properly returned to the system's memory pool, leading to a memory leak. Over time, this uncontrolled memory consumption can exhaust system resources, potentially resulting in a Denial of Service (DoS) for affected systems."], "name": "CVE-2026-43102", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43102\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43102\nhttps://lore.kernel.org/linux-cve-announce/2026050621-CVE-2026-43102-8e89@gregkh/T"]}

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