144 lines
5.4 KiB
JSON
144 lines
5.4 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.1",
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"cveMetadata": {
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"state": "PUBLISHED",
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"cveId": "CVE-2020-11935",
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"assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
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"assignerShortName": "canonical",
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"dateUpdated": "2024-08-04T11:42:00.593Z",
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"dateReserved": "2020-04-20T00:00:00.000Z",
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"datePublished": "2023-04-07T00:00:00.000Z"
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},
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"containers": {
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"cna": {
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"title": "aufs: improperly managed inode reference counts in the vfsub_dentry_open() method",
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"providerMetadata": {
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"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
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"shortName": "canonical",
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"dateUpdated": "2023-04-07T00:00:00.000Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "It was discovered that aufs improperly managed inode reference counts in the vfsub_dentry_open() method. A local attacker could use this vulnerability to cause a denial of service attack."
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}
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],
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"affected": [
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{
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"vendor": "Ubuntu",
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"product": "Linux kernel (aufs filesystem module)",
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"versions": [
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{
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"version": "4.4.0-186.216",
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"status": "unaffected",
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"lessThan": "4.4*",
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"versionType": "custom"
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},
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{
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"version": "4.15.0-112.113",
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"status": "unaffected",
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"lessThan": "4.15*",
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"versionType": "custom"
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},
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{
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"version": "5.4.0-42.46",
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"status": "unaffected",
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"lessThan": "5.4*",
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"versionType": "custom"
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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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"name": "Ubuntu Security CVE-2020-11935",
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"tags": [
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"vendor-advisory"
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],
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"url": "https://ubuntu.com/security/CVE-2020-11935"
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},
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{
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"name": "Launchpad Bug 1873074",
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"tags": [
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"vendor-advisory"
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],
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"url": "https://bugs.launchpad.net/bugs/1873074"
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Mauricio Faria de Oliveira discovered that the aufs implementation in the Linux kernel improperly managed inode reference counts in the vfsub_dentry_open() method. A local attacker could use this vulnerability to cause a denial of service."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/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": "HIGH",
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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": 4.4,
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"baseSeverity": "MEDIUM"
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"type": "CWE",
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"lang": "en",
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"description": "CWE-911 Improper Update of Reference Count",
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"cweId": "CWE-911"
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}
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]
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}
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],
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"x_generator": {
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"engine": "Vulnogram 0.0.9"
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},
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"source": {
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"defect": [
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"LP#1873074"
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],
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"discovery": "USER"
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}
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},
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"adp": [
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{
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2024-08-04T11:42:00.593Z"
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},
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"title": "CVE Program Container",
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"references": [
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{
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"name": "Ubuntu Security CVE-2020-11935",
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"tags": [
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"vendor-advisory",
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"x_transferred"
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],
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"url": "https://ubuntu.com/security/CVE-2020-11935"
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},
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{
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"name": "Launchpad Bug 1873074",
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"tags": [
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"vendor-advisory",
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"x_transferred"
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],
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"url": "https://bugs.launchpad.net/bugs/1873074"
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}
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]
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}
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]
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}
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} |