{"api_version":"1","generated_at":"2026-07-24T19:39:20+00:00","cve":"CVE-2026-31645","urls":{"html":"https://cve.report/CVE-2026-31645","api":"https://cve.report/api/cve/CVE-2026-31645.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31645","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31645"},"summary":{"title":"net: lan966x: fix page pool leak in error paths","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: lan966x: fix page pool leak in error paths\n\nlan966x_fdma_rx_alloc() creates a page pool but does not destroy it if\nthe subsequent fdma_alloc_coherent() call fails, leaking the pool.\n\nSimilarly, lan966x_fdma_init() frees the coherent DMA memory when\nlan966x_fdma_tx_alloc() fails but does not destroy the page pool that\nwas successfully created by lan966x_fdma_rx_alloc(), leaking it.\n\nAdd the missing page_pool_destroy() calls in both error 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31645","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 11871aba19748b3387e83a2db6360aa7119e9a1a 73e940c4249dc5ec6422d1fae535d192fb125955 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 11871aba19748b3387e83a2db6360aa7119e9a1a 22e1ee9f22b5c3bb702bb6d4167d770002a85b2b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 11871aba19748b3387e83a2db6360aa7119e9a1a 4941e234cfd67ac911fb259642b453f9f76aac41 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 11871aba19748b3387e83a2db6360aa7119e9a1a 076344a6ad9d1308faaed1402fdcfdda68b604ab git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nnet: lan966x: fix page pool leak in error paths\n\nlan966x_fdma_rx_alloc() creates a page pool but does not destroy it if\nthe subsequent fdma_alloc_coherent() call fails, leaking the pool.\n\nSimilarly, lan966x_fdma_init() frees the coherent DMA memory when\nlan966x_fdma_tx_alloc() fails but does not destroy the page pool that\nwas successfully created by lan966x_fdma_rx_alloc(), leaking it.\n\nAdd the missing page_pool_destroy() calls in both error paths."}],"providerMetadata":{"dateUpdated":"2026-04-24T14:44:58.868Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/73e940c4249dc5ec6422d1fae535d192fb125955"},{"url":"https://git.kernel.org/stable/c/22e1ee9f22b5c3bb702bb6d4167d770002a85b2b"},{"url":"https://git.kernel.org/stable/c/4941e234cfd67ac911fb259642b453f9f76aac41"},{"url":"https://git.kernel.org/stable/c/076344a6ad9d1308faaed1402fdcfdda68b604ab"}],"title":"net: lan966x: fix page pool leak in error paths","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-31645","datePublished":"2026-04-24T14:44:58.868Z","dateReserved":"2026-03-09T15:48:24.127Z","dateUpdated":"2026-04-24T14:44:58.868Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-24 15:16:43","lastModifiedDate":"2026-04-27 20:19:07","problem_types":["CWE-401"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2.1","versionEndExcluding":"6.12.82","matchCriteriaId":"91AC109E-E13B-4314-992F-122FB084974B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.23","matchCriteriaId":"E9E09FDD-9EE3-4A56-92E2-2B30AFD0072F"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.13","matchCriteriaId":"1490EF9B-9080-481C-8D22-1306AAE664E4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.2:-:*:*:*:*:*:*","matchCriteriaId":"3ADCCCEE-143A-4B48-9B2A-0CB97BD385DE"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*","matchCriteriaId":"F253B622-8837-4245-BCE5-A7BF8FC76A16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*","matchCriteriaId":"4AE85AD8-4641-4E7C-A2F4-305E2CD9EE64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*","matchCriteriaId":"F666C8D8-6538-46D4-B318-87610DE64C34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*","matchCriteriaId":"02259FDA-961B-47BC-AE7F-93D7EC6E90C2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*","matchCriteriaId":"58A9FEFF-C040-420D-8F0A-BFDAAA1DF258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*","matchCriteriaId":"1D2315C0-D46F-4F85-9754-F9E5E11374A6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*","matchCriteriaId":"512EE3A8-A590-4501-9A94-5D4B268D6138"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"31645","Ordinal":"1","Title":"net: lan966x: fix page pool leak in error paths","CVE":"CVE-2026-31645","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31645","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: lan966x: fix page pool leak in error paths\n\nlan966x_fdma_rx_alloc() creates a page pool but does not destroy it if\nthe subsequent fdma_alloc_coherent() call fails, leaking the pool.\n\nSimilarly, lan966x_fdma_init() frees the coherent DMA memory when\nlan966x_fdma_tx_alloc() fails but does not destroy the page pool that\nwas successfully created by lan966x_fdma_rx_alloc(), leaking it.\n\nAdd the missing page_pool_destroy() calls in both error paths.","Type":"Description","Title":"net: lan966x: fix page pool leak in error paths"}]}}}