{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2017-01-20T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-02-06T10:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "[oss-security] 20170120 Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernel", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116"}, {"name": "95716", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/95716"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2017-5550", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "[oss-security] 20170120 Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernel", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"}, {"name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116"}, {"name": "95716", "refsource": "BID", "url": "http://www.securityfocus.com/bid/95716"}, {"name": "https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"name": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5", "refsource": "CONFIRM", "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T15:04:15.336Z"}, "title": "CVE Program Container", "references": [{"name": "[oss-security] 20170120 Re: CVE REQUEST: linux kernel: process with pgid zero able to crash kernel", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116"}, {"name": "95716", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/95716"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2017-5550", "datePublished": "2017-02-06T06:04:00.000Z", "dateReserved": "2017-01-20T00:00:00.000Z", "dateUpdated": "2024-08-05T15:04:15.336Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7C19DB2D-DE85-4140-817A-D010708EB355", "versionEndIncluding": "4.9.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision."}, {"lang": "es", "value": "Error por un paso en la funci\u00f3n pipe_advance en lib/iov_iter.c en el kernel de Linux en versiones anteriores a 4.9.5 permite a usuarios locales obtener informaci\u00f3n sensible de posiciones de memoria din\u00e1mica no inicializadas en circunstancias oportunistas leyendo desde una tuber\u00eda despu\u00e9s una decisi\u00f3n de liberaci\u00f3n de b\u00fafer incorrecta."}], "id": "CVE-2017-5550", "lastModified": "2026-05-13T00:24:29.033", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-02-06T06:59:00.667", "references": [{"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/95716"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2017/01/21/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/95716"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: Information leak due to fencepost error in pipe_advance()", "id": "1416116", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1416116"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "details": ["Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision."], "name": "CVE-2017-5550", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2017-01-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-5550\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-5550"], "threat_severity": "Moderate"}

{}