{"api_version":"1","generated_at":"2026-09-20T18:02:13+00:00","cve":"CVE-2025-68321","urls":{"html":"https://cve.report/CVE-2025-68321","api":"https://cve.report/api/cve/CVE-2025-68321.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-68321","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-68321"},"summary":{"title":"page_pool: always add GFP_NOWARN for ATOMIC allocations","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npage_pool: always add GFP_NOWARN for ATOMIC allocations\n\nDriver authors often forget to add GFP_NOWARN for page allocation\nfrom the datapath. This is annoying to users as OOMs are a fact\nof life, and we pretty much expect network Rx to hit page allocation\nfailures during OOM. Make page pool add GFP_NOWARN for ATOMIC allocations\nby default.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-12-16 16:16:11","updated_at":"2026-07-30 06:24:38"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/ab48dc0e23eb714b3f233f8e8f6deed7df2051f5","name":"https://git.kernel.org/stable/c/ab48dc0e23eb714b3f233f8e8f6deed7df2051f5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f3b52167a0cb23b27414452fbc1278da2ee884fc","name":"https://git.kernel.org/stable/c/f3b52167a0cb23b27414452fbc1278da2ee884fc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9835a0fd59a1df5ec0740fdab6d50db68e0f10de","name":"https://git.kernel.org/stable/c/9835a0fd59a1df5ec0740fdab6d50db68e0f10de","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7613c06ffa89c1e2266fb532e23ef7dfdf269d73","name":"https://git.kernel.org/stable/c/7613c06ffa89c1e2266fb532e23ef7dfdf269d73","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0ec2cd5c58793d0c622797cd5fbe26634b357210","name":"https://git.kernel.org/stable/c/0ec2cd5c58793d0c622797cd5fbe26634b357210","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3671a0775952026228ae44e096eb144bca75f8dc","name":"https://git.kernel.org/stable/c/3671a0775952026228ae44e096eb144bca75f8dc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-68321","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68321","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ff7d6b27f894f1469dc51ccb828b7363ccd9799f 0ec2cd5c58793d0c622797cd5fbe26634b357210 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ff7d6b27f894f1469dc51ccb828b7363ccd9799f 9835a0fd59a1df5ec0740fdab6d50db68e0f10de git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ff7d6b27f894f1469dc51ccb828b7363ccd9799f 7613c06ffa89c1e2266fb532e23ef7dfdf269d73 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ff7d6b27f894f1469dc51ccb828b7363ccd9799f 3671a0775952026228ae44e096eb144bca75f8dc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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6.17.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"68321","cve":"CVE-2025-68321","epss":"0.003860000","percentile":"0.313480000","score_date":"2026-08-01","updated_at":"2026-08-02 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the Linux kernel, the following vulnerability has been resolved:\n\npage_pool: always add GFP_NOWARN for ATOMIC allocations\n\nDriver authors often forget to add GFP_NOWARN for page allocation\nfrom the datapath. This is annoying to users as OOMs are a fact\nof life, and we pretty much expect network Rx to hit page allocation\nfailures during OOM. Make page pool add GFP_NOWARN for ATOMIC allocations\nby default."}],"metrics":[{"cvssV3_1":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-30T06:04:03.073Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/0ec2cd5c58793d0c622797cd5fbe26634b357210"},{"url":"https://git.kernel.org/stable/c/9835a0fd59a1df5ec0740fdab6d50db68e0f10de"},{"url":"https://git.kernel.org/stable/c/7613c06ffa89c1e2266fb532e23ef7dfdf269d73"},{"url":"https://git.kernel.org/stable/c/3671a0775952026228ae44e096eb144bca75f8dc"},{"url":"https://git.kernel.org/stable/c/ab48dc0e23eb714b3f233f8e8f6deed7df2051f5"},{"url":"https://git.kernel.org/stable/c/f3b52167a0cb23b27414452fbc1278da2ee884fc"}],"title":"page_pool: always add GFP_NOWARN for ATOMIC allocations","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-68321","datePublished":"2025-12-16T15:44:19.066Z","dateReserved":"2025-12-16T14:48:05.295Z","dateUpdated":"2026-07-30T06:04:03.073Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-12-16 16:16:11","lastModifiedDate":"2026-07-30 06:24:38","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"68321","Ordinal":"1","Title":"page_pool: always add GFP_NOWARN for ATOMIC allocations","CVE":"CVE-2025-68321","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"68321","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\npage_pool: always add GFP_NOWARN for ATOMIC allocations\n\nDriver authors often forget to add GFP_NOWARN for page allocation\nfrom the datapath. This is annoying to users as OOMs are a fact\nof life, and we pretty much expect network Rx to hit page allocation\nfailures during OOM. Make page pool add GFP_NOWARN for ATOMIC allocations\nby default.","Type":"Description","Title":"page_pool: always add GFP_NOWARN for ATOMIC allocations"}]}}}