mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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133 lines
4.2 KiB
JSON
133 lines
4.2 KiB
JSON
{
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"id": "CVE-2015-4177",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2016-05-02T10:59:15.203",
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"lastModified": "2016-05-06T16:44:59.310",
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"vulnStatus": "Analyzed",
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"evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/476.html\">CWE-476: NULL Pointer Dereference</a>",
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"descriptions": [
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{
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"lang": "en",
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"value": "The collect_mounts function in fs/namespace.c in the Linux kernel before 4.0.5 does not properly consider that it may execute after a path has been unmounted, which allows local users to cause a denial of service (system crash) by leveraging user-namespace root access for an MNT_DETACH umount2 system call."
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},
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{
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"lang": "es",
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"value": "La funci\u00f3n collect_mounts en fs/namespace.c en el kernel de Linux en versiones anteriores a 4.0.5 no considera correctamente que se pueda ejecutar despu\u00e9s de que una ruta sea desmontada, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (ca\u00edda de sistema) aprovechando acceso root al espacio de nombres de usuario para una llamada de sistema MNT_DETACH umount2."
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}
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],
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"metrics": {
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"cvssMetricV30": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.0",
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"vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 5.5,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 3.6
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "COMPLETE",
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"baseScore": 4.9
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 3.9,
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"impactScore": 6.9,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "NVD-CWE-Other"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "4.0.4",
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"matchCriteriaId": "C2A79CCA-B60A-4054-830E-B89A2CB2ABEF"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cd4a40174b71acd021877341684d8bb1dc8ea4ae",
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"source": "secalert@redhat.com",
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"tags": [
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"Vendor Advisory"
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]
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},
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{
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"url": "http://openwall.com/lists/oss-security/2015/05/29/10",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://openwall.com/lists/oss-security/2015/05/29/5",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.5",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.openwall.com/lists/oss-security/2015/06/04/5",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1248486",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://github.com/torvalds/linux/commit/cd4a40174b71acd021877341684d8bb1dc8ea4ae",
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"source": "secalert@redhat.com",
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"tags": [
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"Vendor Advisory"
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]
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}
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]
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} |