{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2017-07-11T00:00:00", "descriptions": [{"lang": "en", "value": "The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-12-13T10:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "DSA-3927", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2017/dsa-3927"}, {"name": "RHSA-2018:0169", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2018:0169"}, {"name": "RHSA-2017:2918", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2017:2918"}, {"name": "RHSA-2017:2931", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2017:2931"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"}, {"name": "99919", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/99919"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1"}, {"name": "DSA-3945", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2017/dsa-3945"}, {"name": "45553", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "https://www.exploit-db.com/exploits/45553/"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f991af3daabaecff34684fd51fac80319d1baad1"}, {"name": "RHSA-2018:3822", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2018:3822"}, {"name": "RHSA-2017:2930", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2017:2930"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2017-11176", "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": "The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "DSA-3927", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2017/dsa-3927"}, {"name": "RHSA-2018:0169", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:0169"}, {"name": "RHSA-2017:2918", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2017:2918"}, {"name": "RHSA-2017:2931", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2017:2931"}, {"name": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0", "refsource": "CONFIRM", "url": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"}, {"name": "99919", "refsource": "BID", "url": "http://www.securityfocus.com/bid/99919"}, {"name": "https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1"}, {"name": "DSA-3945", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2017/dsa-3945"}, {"name": "45553", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/45553/"}, {"name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f991af3daabaecff34684fd51fac80319d1baad1", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f991af3daabaecff34684fd51fac80319d1baad1"}, {"name": "RHSA-2018:3822", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3822"}, {"name": "RHSA-2017:2930", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2017:2930"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T17:57:57.680Z"}, "title": "CVE Program Container", "references": [{"name": "DSA-3927", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2017/dsa-3927"}, {"name": "RHSA-2018:0169", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:0169"}, {"name": "RHSA-2017:2918", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2017:2918"}, {"name": "RHSA-2017:2931", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2017:2931"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"}, {"name": "99919", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/99919"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1"}, {"name": "DSA-3945", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2017/dsa-3945"}, {"name": "45553", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "https://www.exploit-db.com/exploits/45553/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f991af3daabaecff34684fd51fac80319d1baad1"}, {"name": "RHSA-2018:3822", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:3822"}, {"name": "RHSA-2017:2930", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2017:2930"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2017-11176", "datePublished": "2017-07-11T23:00:00", "dateReserved": "2017-07-11T00:00:00", "dateUpdated": "2024-08-05T17:57:57.680Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "21888989-B8CA-4696-9FE4-9CDA1B3B92AE", "versionEndExcluding": "3.2.92", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "18369FD7-D135-4C78-BA5E-8FF5F4573485", "versionEndExcluding": "3.16.47", "versionStartIncluding": "3.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "737CDAED-1476-433D-A1D3-7460323FF392", "versionEndExcluding": "3.18.61", "versionStartIncluding": "3.17", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "5F6B255F-0933-4983-B3F6-AD5B128A8F04", "versionEndExcluding": "4.1.43", "versionStartIncluding": "3.19", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F09881FD-5BBD-4E0F-88C0-C795EE420DC5", "versionEndExcluding": "4.4.77", "versionStartIncluding": "4.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E384283D-0BD4-4873-A961-1B6CD1A5F451", "versionEndExcluding": "4.9.38", "versionStartIncluding": "4.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "034014AF-629B-4611-9567-8F875FB8A29D", "versionEndExcluding": "4.11.11", "versionStartIncluding": "4.10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "132D6674-8244-452B-ADBA-2B0136E4435E", "versionEndExcluding": "4.12.2", "versionStartIncluding": "4.12", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact."}, {"lang": "es", "value": "La funci\u00f3n mq_notify en el kernel de Linux hasta versi\u00f3n 4.11.9 no se ajusta el puntero sock a NULL al ingresar a la l\u00f3gica de reintento. Durante un cierre de espacio de usuario de un socket Netlink, permite que los atacantes causen una denegaci\u00f3n de servicio (uso de memoria previamente liberada) o posiblemente tengan otro impacto no especificado."}], "id": "CVE-2017-11176", "lastModified": "2023-01-17T21:01:46.437", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-07-11T23:29:00.213", "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=f991af3daabaecff34684fd51fac80319d1baad1"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3927"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3945"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/99919"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2918"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2930"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2017:2931"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:0169"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3822"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/45553/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2018:3822", "cpe": "cpe:/o:redhat:rhel_els:5", "package": "kernel-0:2.6.18-436.el5", "product_name": "Red Hat Enterprise Linux 5 Extended Lifecycle Support", "release_date": "2018-12-13T00:00:00Z"}, {"advisory": "RHSA-2018:0169", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-696.20.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2018-01-25T00:00:00Z"}, {"advisory": "RHSA-2017:2931", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-693.5.2.rt56.626.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-10-19T00:00:00Z"}, {"advisory": "RHSA-2017:2930", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-693.5.2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-10-19T00:00:00Z"}, {"advisory": "RHSA-2017:2918", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-1:3.10.0-693.5.2.rt56.592.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2017-10-19T00:00:00Z"}], "bugzilla": {"description": "kernel: Use-after-free in sys_mq_notify()", "id": "1470659", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1470659"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact.", "A use-after-free flaw was found in the Netlink functionality of the Linux kernel networking subsystem. Due to the insufficient cleanup in the mq_notify function, a local attacker could potentially use this flaw to escalate their privileges on the system."], "name": "CVE-2017-11176", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "kernel-alt", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2017-07-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-11176\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-11176"], "statement": "This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 5,6,7 and MRG-2. Future Linux kernel updates for the respective releases may address this issue.", "threat_severity": "Moderate"}