CVE-2014-7822

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"http://rhn.redhat.com/errata/RHSA-2015-0102.html"}, {"name": "RHSA-2015:0674", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0674.html"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2014-7822", "datePublished": "2015-03-16T10:00:00.000Z", "dateReserved": "2014-10-03T00:00:00.000Z", "dateUpdated": "2024-08-06T13:03:27.355Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4DCF4B0B-59B3-48E5-A3B7-D0E4FE606AF4", "versionEndIncluding": "3.15.8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The implementation of certain splice_write file operations in the Linux kernel before 3.16 does not enforce a restriction on the maximum size of a single file, which allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a crafted splice system call, as demonstrated by use of a file descriptor associated with an ext4 filesystem."}, {"lang": "es", "value": "La implementaci\u00f3n de ciertas operaciones de archivo splice_write en el kernel de Linux anterior a 3.16 no fuerza una restricci\u00f3n en el tama\u00f1o m\u00e1ximo de un archivo, lo que permite a usaurios locales causar una denegaci\u00f3n de servicio (ca\u00edda del sistema) o la posibilidad de tener otro impacto no especificado a trav\u00e9s de llamadas anidadas al sistema modificadas, como se ha demostrado mediante el uso de un archivo descriptor asociado con sistemas de ficheros ext4."}], "id": "CVE-2014-7822", "lastModified": "2026-06-17T00:15:45.373", "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}]}, "published": "2015-03-16T10:59:00.070", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8d0207652cbe27d1f962050737848e5ad4671958"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00008.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00009.html"}, {"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2015-0102.html"}, {"source": "secalert@redhat.com", "url": 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"http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00008.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00009.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0102.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0164.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0674.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2015-0694.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2015/dsa-3170"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/117810"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/72347"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2541-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2542-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2543-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2544-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1163792"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/torvalds/linux/commit/8d0207652cbe27d1f962050737848e5ad4671958"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.exploit-db.com/exploits/36743/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Akira Fujita (NEC) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2015:0164", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-402.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2015-02-10T00:00:00Z"}, {"advisory": "RHSA-2015:0674", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-504.12.2.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-03-11T00:00:00Z"}, {"advisory": "RHSA-2015:0102", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-123.20.1.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-01-28T00:00:00Z"}, {"advisory": "RHSA-2015:0694", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-1:3.10.0-229.rt56.144.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2015-03-17T00:00:00Z"}], "bugzilla": {"description": "kernel: splice: lack of generic write checks", "id": "1163792", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1163792"}, "csaw": false, "cvss": {"cvss_base_score": "4.9", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The implementation of certain splice_write file operations in the Linux kernel before 3.16 does not enforce a restriction on the maximum size of a single file, which allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a crafted splice system call, as demonstrated by use of a file descriptor associated with an ext4 filesystem.", "A flaw was found in the way the Linux kernel's splice() system call validated its parameters. On certain file systems, a local, unprivileged user could use this flaw to write past the maximum file size, and thus crash the system."], "name": "CVE-2014-7822", "public_date": "2015-01-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-7822\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-7822"], "statement": "This issue does affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates for the respective releases may address this flaw.", "threat_severity": "Moderate"}

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