{"api_version":"1","generated_at":"2026-07-23T14:54:01+00:00","cve":"CVE-2025-40149","urls":{"html":"https://cve.report/CVE-2025-40149","api":"https://cve.report/api/cve/CVE-2025-40149.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-40149","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-40149"},"summary":{"title":"tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().\n\nget_netdev_for_sock() is called during setsockopt(),\nso not under RCU.\n\nUsing sk_dst_get(sk)->dev could trigger UAF.\n\nLet's use __sk_dst_get() and dst_dev_rcu().\n\nNote that the only ->ndo_sk_get_lower_dev() user is\nbond_sk_get_lower_dev(), which uses RCU.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-11-12 11:15:44","updated_at":"2026-07-14 13:17:53"},"problem_types":["CWE-416"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/f09cd209359a23f88d4f3fa3d2379d057027e53c","name":"https://git.kernel.org/stable/c/f09cd209359a23f88d4f3fa3d2379d057027e53c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/feb474ddbf26b51f462ae2e60a12013bdcfc5407","name":"https://git.kernel.org/stable/c/feb474ddbf26b51f462ae2e60a12013bdcfc5407","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2b1bef126bbb8d0da51491357559126d567c1dee","name":"https://git.kernel.org/stable/c/2b1bef126bbb8d0da51491357559126d567c1dee","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html","name":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html","refsource":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e37ca0092ddace60833790b4ad7a390408fb1be9","name":"https://git.kernel.org/stable/c/e37ca0092ddace60833790b4ad7a390408fb1be9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c65f27b9c3be2269918e1cbad6d8884741f835c5","name":"https://git.kernel.org/stable/c/c65f27b9c3be2269918e1cbad6d8884741f835c5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/13159c7125636371543a82cb7bbae00ab36730cc","name":"https://git.kernel.org/stable/c/13159c7125636371543a82cb7bbae00ab36730cc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-40149","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40149","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e8f69799810c32dd40c6724d829eccc70baad07f 2b1bef126bbb8d0da51491357559126d567c1dee git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e8f69799810c32dd40c6724d829eccc70baad07f e37ca0092ddace60833790b4ad7a390408fb1be9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e8f69799810c32dd40c6724d829eccc70baad07f 13159c7125636371543a82cb7bbae00ab36730cc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e8f69799810c32dd40c6724d829eccc70baad07f f09cd209359a23f88d4f3fa3d2379d057027e53c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e8f69799810c32dd40c6724d829eccc70baad07f feb474ddbf26b51f462ae2e60a12013bdcfc5407 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e8f69799810c32dd40c6724d829eccc70baad07f c65f27b9c3be2269918e1cbad6d8884741f835c5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.199 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.161 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.121 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.66 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17.3 6.17.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 * original_commit_for_fix","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","version":"affected V3.1.6 * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","version":"affected V3.1.6 * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","version":"affected V3.1.6 * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","version":"affected V3.1.6 * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","version":"affected V3.1.6 * custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"40149","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"affected":[{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.6","versionType":"custom"}]}],"providerMetadata":{"dateUpdated":"2026-07-14T12:43:24.015Z","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","shortName":"siemens-SADP"},"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html"}],"x_adpType":"supplier"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/tls/tls_device.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2b1bef126bbb8d0da51491357559126d567c1dee","status":"affected","version":"e8f69799810c32dd40c6724d829eccc70baad07f","versionType":"git"},{"lessThan":"e37ca0092ddace60833790b4ad7a390408fb1be9","status":"affected","version":"e8f69799810c32dd40c6724d829eccc70baad07f","versionType":"git"},{"lessThan":"13159c7125636371543a82cb7bbae00ab36730cc","status":"affected","version":"e8f69799810c32dd40c6724d829eccc70baad07f","versionType":"git"},{"lessThan":"f09cd209359a23f88d4f3fa3d2379d057027e53c","status":"affected","version":"e8f69799810c32dd40c6724d829eccc70baad07f","versionType":"git"},{"lessThan":"feb474ddbf26b51f462ae2e60a12013bdcfc5407","status":"affected","version":"e8f69799810c32dd40c6724d829eccc70baad07f","versionType":"git"},{"lessThan":"c65f27b9c3be2269918e1cbad6d8884741f835c5","status":"affected","version":"e8f69799810c32dd40c6724d829eccc70baad07f","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/tls/tls_device.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.18"},{"lessThan":"4.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.199","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.161","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.121","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.66","versionType":"semver"},{"lessThanOrEqual":"6.17.*","status":"unaffected","version":"6.17.3","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.18","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.199","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.161","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.121","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.66","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.17.3","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18","versionStartIncluding":"4.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().\n\nget_netdev_for_sock() is called during setsockopt(),\nso not under RCU.\n\nUsing sk_dst_get(sk)->dev could trigger UAF.\n\nLet's use __sk_dst_get() and dst_dev_rcu().\n\nNote that the only ->ndo_sk_get_lower_dev() user is\nbond_sk_get_lower_dev(), which uses RCU."}],"providerMetadata":{"dateUpdated":"2026-05-11T21:43:41.092Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/2b1bef126bbb8d0da51491357559126d567c1dee"},{"url":"https://git.kernel.org/stable/c/e37ca0092ddace60833790b4ad7a390408fb1be9"},{"url":"https://git.kernel.org/stable/c/13159c7125636371543a82cb7bbae00ab36730cc"},{"url":"https://git.kernel.org/stable/c/f09cd209359a23f88d4f3fa3d2379d057027e53c"},{"url":"https://git.kernel.org/stable/c/feb474ddbf26b51f462ae2e60a12013bdcfc5407"},{"url":"https://git.kernel.org/stable/c/c65f27b9c3be2269918e1cbad6d8884741f835c5"}],"title":"tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-40149","datePublished":"2025-11-12T10:23:27.122Z","dateReserved":"2025-04-16T07:20:57.175Z","dateUpdated":"2026-07-14T12:43:24.015Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-11-12 11:15:44","lastModifiedDate":"2026-07-14 13:17:53","problem_types":["CWE-416"],"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:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.15.199","matchCriteriaId":"312A3393-F2B5-4A95-B998-B763A195F2DB"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.161","matchCriteriaId":"E135B7E2-61FC-4DC1-8570-ABD67894FFDE"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.121","matchCriteriaId":"BB7A164B-7422-4A1C-82FB-5FCAEE53C06C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.66","matchCriteriaId":"F72B884C-B44F-40E4-9895-CE421AC663D0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.17.3","matchCriteriaId":"F55A160F-1578-4C10-ABCB-F90B7E146ED8"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"40149","Ordinal":"1","Title":"tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock","CVE":"CVE-2025-40149","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"40149","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ntls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().\n\nget_netdev_for_sock() is called during setsockopt(),\nso not under RCU.\n\nUsing sk_dst_get(sk)->dev could trigger UAF.\n\nLet's use __sk_dst_get() and dst_dev_rcu().\n\nNote that the only ->ndo_sk_get_lower_dev() user is\nbond_sk_get_lower_dev(), which uses RCU.","Type":"Description","Title":"tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock"}]}}}