{"api_version":"1","generated_at":"2026-08-16T18:31:06+00:00","cve":"CVE-2026-74286","urls":{"html":"https://cve.report/CVE-2026-74286","api":"https://cve.report/api/cve/CVE-2026-74286.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74286","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74286"},"summary":{"title":"net: pfcp: allocate per-cpu tstats for PFCP netdevs","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: pfcp: allocate per-cpu tstats for PFCP netdevs\n\nPFCP uses dev_get_tstats64() as its ndo_get_stats64 callback, but\npfcp_link_setup() does not request NETDEV_PCPU_STAT_TSTATS.  The net\ncore therefore leaves dev->tstats NULL for PFCP devices.\n\nCreating a PFCP rtnetlink device can immediately ask the new netdev for\nstats while building the RTM_NEWLINK notification.  That reaches\ndev_get_tstats64() and dereferences the NULL dev->tstats pointer.\n\nSet pcpu_stat_type to NETDEV_PCPU_STAT_TSTATS during PFCP link setup so\nthe net core allocates the storage expected by dev_get_tstats64().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:28","updated_at":"2026-08-15 06:22:28"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/24041543da8cd84eb5d8ae738c534372fff54820","name":"https://git.kernel.org/stable/c/24041543da8cd84eb5d8ae738c534372fff54820","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/67e4b283de36d9eebf95acdea5d6674b6ef4b2f4","name":"https://git.kernel.org/stable/c/67e4b283de36d9eebf95acdea5d6674b6ef4b2f4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/56b4ad500fd1282ef04db3c4beae5b54ab093a53","name":"https://git.kernel.org/stable/c/56b4ad500fd1282ef04db3c4beae5b54ab093a53","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/51a1d9836acc76a1bd16170b2f4b35f11036593f","name":"https://git.kernel.org/stable/c/51a1d9836acc76a1bd16170b2f4b35f11036593f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74286","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74286","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 76c8764ef36a5d37ea2e551bda28ac7f028383ba 56b4ad500fd1282ef04db3c4beae5b54ab093a53 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 76c8764ef36a5d37ea2e551bda28ac7f028383ba 51a1d9836acc76a1bd16170b2f4b35f11036593f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 76c8764ef36a5d37ea2e551bda28ac7f028383ba 67e4b283de36d9eebf95acdea5d6674b6ef4b2f4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 76c8764ef36a5d37ea2e551bda28ac7f028383ba 24041543da8cd84eb5d8ae738c534372fff54820 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.97 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.40 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"74286","cve":"CVE-2026-74286","epss":"0.001680000","percentile":"0.064520000","score_date":"2026-08-15","updated_at":"2026-08-16 00:00:30"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/pfcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"56b4ad500fd1282ef04db3c4beae5b54ab093a53","status":"affected","version":"76c8764ef36a5d37ea2e551bda28ac7f028383ba","versionType":"git"},{"lessThan":"51a1d9836acc76a1bd16170b2f4b35f11036593f","status":"affected","version":"76c8764ef36a5d37ea2e551bda28ac7f028383ba","versionType":"git"},{"lessThan":"67e4b283de36d9eebf95acdea5d6674b6ef4b2f4","status":"affected","version":"76c8764ef36a5d37ea2e551bda28ac7f028383ba","versionType":"git"},{"lessThan":"24041543da8cd84eb5d8ae738c534372fff54820","status":"affected","version":"76c8764ef36a5d37ea2e551bda28ac7f028383ba","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/pfcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.10"},{"lessThan":"6.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.97","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.40","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"6.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: pfcp: allocate per-cpu tstats for PFCP netdevs\n\nPFCP uses dev_get_tstats64() as its ndo_get_stats64 callback, but\npfcp_link_setup() does not request NETDEV_PCPU_STAT_TSTATS.  The net\ncore therefore leaves dev->tstats NULL for PFCP devices.\n\nCreating a PFCP rtnetlink device can immediately ask the new netdev for\nstats while building the RTM_NEWLINK notification.  That reaches\ndev_get_tstats64() and dereferences the NULL dev->tstats pointer.\n\nSet pcpu_stat_type to NETDEV_PCPU_STAT_TSTATS during PFCP link setup so\nthe net core allocates the storage expected by dev_get_tstats64()."}],"providerMetadata":{"dateUpdated":"2026-08-15T05:57:54.529Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/56b4ad500fd1282ef04db3c4beae5b54ab093a53"},{"url":"https://git.kernel.org/stable/c/51a1d9836acc76a1bd16170b2f4b35f11036593f"},{"url":"https://git.kernel.org/stable/c/67e4b283de36d9eebf95acdea5d6674b6ef4b2f4"},{"url":"https://git.kernel.org/stable/c/24041543da8cd84eb5d8ae738c534372fff54820"}],"title":"net: pfcp: allocate per-cpu tstats for PFCP netdevs","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74286","datePublished":"2026-08-15T05:57:54.529Z","dateReserved":"2026-08-15T05:44:03.881Z","dateUpdated":"2026-08-15T05:57:54.529Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:28","lastModifiedDate":"2026-08-15 06:22:28","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74286","Ordinal":"1","Title":"net: pfcp: allocate per-cpu tstats for PFCP netdevs","CVE":"CVE-2026-74286","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74286","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: pfcp: allocate per-cpu tstats for PFCP netdevs\n\nPFCP uses dev_get_tstats64() as its ndo_get_stats64 callback, but\npfcp_link_setup() does not request NETDEV_PCPU_STAT_TSTATS.  The net\ncore therefore leaves dev->tstats NULL for PFCP devices.\n\nCreating a PFCP rtnetlink device can immediately ask the new netdev for\nstats while building the RTM_NEWLINK notification.  That reaches\ndev_get_tstats64() and dereferences the NULL dev->tstats pointer.\n\nSet pcpu_stat_type to NETDEV_PCPU_STAT_TSTATS during PFCP link setup so\nthe net core allocates the storage expected by dev_get_tstats64().","Type":"Description","Title":"net: pfcp: allocate per-cpu tstats for PFCP netdevs"}]}}}