CVE-2014-2038

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2014-02-13T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The nfs_can_extend_write function in fs/nfs/write.c in the Linux kernel before 3.13.3 relies on a write delegation to extend a write operation without a certain up-to-date verification, which allows local users to obtain sensitive information from kernel memory in opportunistic circumstances by writing to a file in an NFS filesystem and then reading the same file."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2014-03-10T11:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "USN-2137-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "http://www.ubuntu.com/usn/USN-2137-1"}, {"name": "USN-2140-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "http://www.ubuntu.com/usn/USN-2140-1"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/torvalds/linux/commit/263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"name": "[oss-security] 20140221 Re: Re: CVE request: Linux kernel: nfs: information leakage", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2014/02/20/16"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.3"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1066939"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T09:58:16.169Z"}, "title": "CVE Program Container", "references": [{"name": "USN-2137-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "http://www.ubuntu.com/usn/USN-2137-1"}, {"name": "USN-2140-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "http://www.ubuntu.com/usn/USN-2140-1"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/torvalds/linux/commit/263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"name": "[oss-security] 20140221 Re: Re: CVE request: Linux kernel: nfs: information leakage", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2014/02/20/16"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.3"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1066939"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2014-2038", "datePublished": "2014-02-28T02:00:00.000Z", "dateReserved": "2014-02-19T00:00:00.000Z", "dateUpdated": "2024-08-06T09:58:16.169Z", "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": "F2068F34-DC08-4C43-A718-95BA6B8DD6B8", "versionEndExcluding": "3.13.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "matchCriteriaId": "8D305F7A-D159-4716-AB26-5E38BB5CD991", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*", "matchCriteriaId": "7F61F047-129C-41A6-8A27-FFCBB8563E91", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The nfs_can_extend_write function in fs/nfs/write.c in the Linux kernel before 3.13.3 relies on a write delegation to extend a write operation without a certain up-to-date verification, which allows local users to obtain sensitive information from kernel memory in opportunistic circumstances by writing to a file in an NFS filesystem and then reading the same file."}, {"lang": "es", "value": "La funci\u00f3n nfs_can_extend_write en fs/nfs/write.c en el kernel de Linux anterior a 3.13.3 se basa en una delegaci\u00f3n de escritura para extender una operaci\u00f3n de escritura sin cierta verificaci\u00f3n actualizada, lo que permite a usuarios locales obtener informaci\u00f3n sensible de la memoria del kernel en circunstancias oportunistas mediante la escritura a un archivo en un sistema de archivos NFS y luego leyendo el mismo archivo."}], "id": "CVE-2014-2038", "lastModified": "2026-06-17T00:05:58.303", "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}]}, "published": "2014-02-28T06:18:54.617", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"source": "secalert@redhat.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.3"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2014/02/20/16"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-2137-1"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-2140-1"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1066939"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=263b4509ec4d47e0da3e753f85a39ea12d1eff24"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2014/02/20/16"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-2137-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-2140-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1066939"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/263b4509ec4d47e0da3e753f85a39ea12d1eff24"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2014:0328", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-431.11.2.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-03-25T00:00:00Z"}], "bugzilla": {"description": "kernel: nfs: data leak during extended writes", "id": "1066939", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1066939"}, "csaw": false, "cvss": {"cvss_base_score": "3.3", "cvss_scoring_vector": "AV:A/AC:L/Au:N/C:P/I:N/A:N", "status": "verified"}, "details": ["The nfs_can_extend_write function in fs/nfs/write.c in the Linux kernel before 3.13.3 relies on a write delegation to extend a write operation without a certain up-to-date verification, which allows local users to obtain sensitive information from kernel memory in opportunistic circumstances by writing to a file in an NFS filesystem and then reading the same file."], "name": "CVE-2014-2038", "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:7", "fix_state": "Affected", "package_name": "kernel", "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": "2014-01-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-2038\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-2038"], "statement": "This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.", "threat_severity": "Low"}

{}