{"api_version":"1","generated_at":"2026-06-03T02:57:15+00:00","cve":"CVE-2026-46098","urls":{"html":"https://cve.report/CVE-2026-46098","api":"https://cve.report/api/cve/CVE-2026-46098.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46098","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46098"},"summary":{"title":"net: caif: clear client service pointer on teardown","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: caif: clear client service pointer on teardown\n\n`caif_connect()` can tear down an existing client after remote shutdown by\ncalling `caif_disconnect_client()` followed by `caif_free_client()`.\n`caif_free_client()` releases the service layer referenced by\n`adap_layer->dn`, but leaves that pointer stale.\n\nWhen the socket is later destroyed, `caif_sock_destructor()` calls\n`caif_free_client()` again and dereferences the freed service pointer.\n\nClear the client/service links before releasing the service object so\nrepeated teardown becomes harmless.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:31","updated_at":"2026-06-01 17:17:23"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/63d21a3aa0108b9dde4e99b0d3d5d679ac68c0f9","name":"https://git.kernel.org/stable/c/63d21a3aa0108b9dde4e99b0d3d5d679ac68c0f9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cffca7a18b8f9de7c3d3013a1f5740c412b2a501","name":"https://git.kernel.org/stable/c/cffca7a18b8f9de7c3d3013a1f5740c412b2a501","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f7cf8ece8cee3c1ee361991470cdb1eb65ab02e8","name":"https://git.kernel.org/stable/c/f7cf8ece8cee3c1ee361991470cdb1eb65ab02e8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7ef97d4675b05a103648bd9244d91dff7d8c08b0","name":"https://git.kernel.org/stable/c/7ef97d4675b05a103648bd9244d91dff7d8c08b0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3ac6db584d9d420267bb8413115707eeec76d9cf","name":"https://git.kernel.org/stable/c/3ac6db584d9d420267bb8413115707eeec76d9cf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e16859f3f4426fa349bc5519d582a93d28f5a15d","name":"https://git.kernel.org/stable/c/e16859f3f4426fa349bc5519d582a93d28f5a15d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a4b191ddc12c55ddb62feb096536f819f384d6f1","name":"https://git.kernel.org/stable/c/a4b191ddc12c55ddb62feb096536f819f384d6f1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/914c6456fcfc21a3d553945dff62fd1621d6155d","name":"https://git.kernel.org/stable/c/914c6456fcfc21a3d553945dff62fd1621d6155d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46098","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46098","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 43e3692101086add8719c3b8b50b05c9ac5b14e1 cffca7a18b8f9de7c3d3013a1f5740c412b2a501 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 43e3692101086add8719c3b8b50b05c9ac5b14e1 7ef97d4675b05a103648bd9244d91dff7d8c08b0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 43e3692101086add8719c3b8b50b05c9ac5b14e1 e16859f3f4426fa349bc5519d582a93d28f5a15d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 43e3692101086add8719c3b8b50b05c9ac5b14e1 914c6456fcfc21a3d553945dff62fd1621d6155d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.209 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.175 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.140 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.86 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.27 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.4 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"46098","cve":"CVE-2026-46098","epss":"0.000320000","percentile":"0.097530000","score_date":"2026-06-02","updated_at":"2026-06-03 00:08:16"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/caif/cfsrvl.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"cffca7a18b8f9de7c3d3013a1f5740c412b2a501","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"7ef97d4675b05a103648bd9244d91dff7d8c08b0","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"e16859f3f4426fa349bc5519d582a93d28f5a15d","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"914c6456fcfc21a3d553945dff62fd1621d6155d","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"3ac6db584d9d420267bb8413115707eeec76d9cf","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"63d21a3aa0108b9dde4e99b0d3d5d679ac68c0f9","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"a4b191ddc12c55ddb62feb096536f819f384d6f1","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"},{"lessThan":"f7cf8ece8cee3c1ee361991470cdb1eb65ab02e8","status":"affected","version":"43e3692101086add8719c3b8b50b05c9ac5b14e1","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/caif/cfsrvl.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.0"},{"lessThan":"3.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.86","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.258","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.209","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.175","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.140","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.86","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.27","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.4","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc1","versionStartIncluding":"3.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: caif: clear client service pointer on teardown\n\n`caif_connect()` can tear down an existing client after remote shutdown by\ncalling `caif_disconnect_client()` followed by `caif_free_client()`.\n`caif_free_client()` releases the service layer referenced by\n`adap_layer->dn`, but leaves that pointer stale.\n\nWhen the socket is later destroyed, `caif_sock_destructor()` calls\n`caif_free_client()` again and dereferences the freed service pointer.\n\nClear the client/service links before releasing the service object so\nrepeated teardown becomes harmless."}],"providerMetadata":{"dateUpdated":"2026-06-01T16:18:13.862Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/cffca7a18b8f9de7c3d3013a1f5740c412b2a501"},{"url":"https://git.kernel.org/stable/c/7ef97d4675b05a103648bd9244d91dff7d8c08b0"},{"url":"https://git.kernel.org/stable/c/e16859f3f4426fa349bc5519d582a93d28f5a15d"},{"url":"https://git.kernel.org/stable/c/914c6456fcfc21a3d553945dff62fd1621d6155d"},{"url":"https://git.kernel.org/stable/c/3ac6db584d9d420267bb8413115707eeec76d9cf"},{"url":"https://git.kernel.org/stable/c/63d21a3aa0108b9dde4e99b0d3d5d679ac68c0f9"},{"url":"https://git.kernel.org/stable/c/a4b191ddc12c55ddb62feb096536f819f384d6f1"},{"url":"https://git.kernel.org/stable/c/f7cf8ece8cee3c1ee361991470cdb1eb65ab02e8"}],"title":"net: caif: clear client service pointer on teardown","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46098","datePublished":"2026-05-27T12:59:02.308Z","dateReserved":"2026-05-13T15:03:33.097Z","dateUpdated":"2026-06-01T16:18:13.862Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:17:31","lastModifiedDate":"2026-06-01 17:17:23","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46098","Ordinal":"1","Title":"net: caif: clear client service pointer on teardown","CVE":"CVE-2026-46098","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46098","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: caif: clear client service pointer on teardown\n\n`caif_connect()` can tear down an existing client after remote shutdown by\ncalling `caif_disconnect_client()` followed by `caif_free_client()`.\n`caif_free_client()` releases the service layer referenced by\n`adap_layer->dn`, but leaves that pointer stale.\n\nWhen the socket is later destroyed, `caif_sock_destructor()` calls\n`caif_free_client()` again and dereferences the freed service pointer.\n\nClear the client/service links before releasing the service object so\nrepeated teardown becomes harmless.","Type":"Description","Title":"net: caif: clear client service pointer on teardown"}]}}}