{"api_version":"1","generated_at":"2026-07-23T13:50:05+00:00","cve":"CVE-2026-45887","urls":{"html":"https://cve.report/CVE-2026-45887","api":"https://cve.report/api/cve/CVE-2026-45887.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-45887","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45887"},"summary":{"title":"af_unix: Fix memleak of newsk in unix_stream_connect().","description":"In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Fix memleak of newsk in unix_stream_connect().\n\nWhen prepare_peercred() fails in unix_stream_connect(),\nunix_release_sock() is not called for newsk, and the memory\nis leaked.\n\nLet's move prepare_peercred() before unix_create1().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:02","updated_at":"2026-06-25 21:13:24"},"problem_types":["CWE-401"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"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"}}],"references":[{"url":"https://git.kernel.org/stable/c/6884028cd7f275f8bcb854a347265cb1fb0e4bea","name":"https://git.kernel.org/stable/c/6884028cd7f275f8bcb854a347265cb1fb0e4bea","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/365996a2b14d07caa9e33d367b67ea26c09d89b4","name":"https://git.kernel.org/stable/c/365996a2b14d07caa9e33d367b67ea26c09d89b4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a5d95d7caba0160fb7b2b8d2bd96d5a1be861d9f","name":"https://git.kernel.org/stable/c/a5d95d7caba0160fb7b2b8d2bd96d5a1be861d9f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-45887","name":"CVE 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Fix memleak of newsk in unix_stream_connect().","CVE":"CVE-2026-45887","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"45887","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Fix memleak of newsk in unix_stream_connect().\n\nWhen prepare_peercred() fails in unix_stream_connect(),\nunix_release_sock() is not called for newsk, and the memory\nis leaked.\n\nLet's move prepare_peercred() before unix_create1().","Type":"Description","Title":"af_unix: Fix memleak of newsk in unix_stream_connect()."}]}}}