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129 lines
4.1 KiB
JSON
129 lines
4.1 KiB
JSON
{
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"id": "CVE-2011-5321",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2016-05-02T10:59:02.373",
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"lastModified": "2018-01-05T02:29:16.303",
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"vulnStatus": "Modified",
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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 tty_open function in drivers/tty/tty_io.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via crafted access to a device file under the /dev/pts directory."
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},
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{
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"lang": "es",
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"value": "La funci\u00f3n tty_open en drivers/tty/tty_io.c en el kernel de Linux en versiones anteriores a 3.1.1 no maneja adecuadamente un fallo de b\u00fasqueda de controlador, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (referencia a puntero NULL y ca\u00edda de sistema) o posiblemente tener otro impacto no especificado a trav\u00e9s de acceso manipulado a un archivo de dispositivo bajo el directorio /dev/pts."
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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": "3.1",
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"matchCriteriaId": "F7A0F527-5ACD-40DA-94D0-B47D2EE5C970"
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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=c290f8358acaeffd8e0c551ddcc24d1206143376",
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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://rhn.redhat.com/errata/RHSA-2015-1221.html",
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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/v3.x/ChangeLog-3.1.1",
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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/2015/03/13/17",
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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=1201887",
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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/c290f8358acaeffd8e0c551ddcc24d1206143376",
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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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} |