330 lines
14 KiB
JSON
330 lines
14 KiB
JSON
{
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"containers": {
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"cna": {
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"affected": [
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{
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"product": "samba",
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"vendor": "[UNKNOWN]",
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"versions": [
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{
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"status": "affected",
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"version": "4.7.12"
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},
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{
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"status": "affected",
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"version": "4.8.7"
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},
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{
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"status": "affected",
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"version": "4.9.3"
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}
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]
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}
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],
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"datePublic": "2018-11-28T00:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"value": "Samba from version 4.3.0 and before versions 4.7.12, 4.8.7 and 4.9.3 are vulnerable to a denial of service. When configured to accept smart-card authentication, Samba's KDC will call talloc_free() twice on the same memory if the principal in a validly signed certificate does not match the principal in the AS-REQ. This is only possible after authentication with a trusted certificate. talloc is robust against further corruption from a double-free with talloc_free() and directly calls abort(), terminating the KDC process."
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}
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],
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"metrics": [
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{
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"cvssV3_0": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 5.7,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "LOW",
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"scope": "UNCHANGED",
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"userInteraction": "REQUIRED",
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"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
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"version": "3.0"
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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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"cweId": "CWE-416",
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"description": "CWE-416",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"dateUpdated": "2020-03-25T18:06:10.000Z",
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"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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"shortName": "redhat"
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},
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"references": [
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{
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"name": "106023",
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"tags": [
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"vdb-entry",
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"x_refsource_BID"
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],
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"url": "http://www.securityfocus.com/bid/106023"
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},
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{
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"name": "USN-3827-2",
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"tags": [
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"vendor-advisory",
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"x_refsource_UBUNTU"
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],
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"url": "https://usn.ubuntu.com/3827-2/"
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},
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{
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"name": "USN-3827-1",
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"tags": [
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],
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"url": "https://usn.ubuntu.com/3827-1/"
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},
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{
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://security.netapp.com/advisory/ntap-20181127-0001/"
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},
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{
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"tags": [
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],
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16841"
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},
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{
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"name": "DSA-4345",
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"tags": [
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"vendor-advisory",
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"x_refsource_DEBIAN"
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],
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"url": "https://www.debian.org/security/2018/dsa-4345"
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},
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{
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"tags": [
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],
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"url": "https://www.samba.org/samba/security/CVE-2018-16841.html"
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},
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{
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"name": "GLSA-202003-52",
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"tags": [
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"vendor-advisory",
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"x_refsource_GENTOO"
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],
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"url": "https://security.gentoo.org/glsa/202003-52"
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}
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],
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"x_legacyV4Record": {
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"CVE_data_meta": {
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"ASSIGNER": "secalert@redhat.com",
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"ID": "CVE-2018-16841",
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"STATE": "PUBLIC"
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"product": {
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"product_data": [
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{
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"product_name": "samba",
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"version": {
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"version_data": [
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{
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"version_value": "4.7.12"
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},
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{
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"version_value": "4.8.7"
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},
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{
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"version_value": "4.9.3"
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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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"vendor_name": "[UNKNOWN]"
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}
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]
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}
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},
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"data_format": "MITRE",
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{
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"lang": "eng",
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"value": "Samba from version 4.3.0 and before versions 4.7.12, 4.8.7 and 4.9.3 are vulnerable to a denial of service. When configured to accept smart-card authentication, Samba's KDC will call talloc_free() twice on the same memory if the principal in a validly signed certificate does not match the principal in the AS-REQ. This is only possible after authentication with a trusted certificate. talloc is robust against further corruption from a double-free with talloc_free() and directly calls abort(), terminating the KDC process."
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}
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]
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},
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"impact": {
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"cvss": [
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[
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{
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"vectorString": "5.7/CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
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"version": "3.0"
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}
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]
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "CWE-416"
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]
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]
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},
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"references": {
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"reference_data": [
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{
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"name": "106023",
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"refsource": "BID",
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"url": "http://www.securityfocus.com/bid/106023"
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},
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{
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"name": "USN-3827-2",
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"refsource": "UBUNTU",
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"url": "https://usn.ubuntu.com/3827-2/"
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},
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{
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"name": "USN-3827-1",
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"refsource": "UBUNTU",
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},
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{
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"name": "https://security.netapp.com/advisory/ntap-20181127-0001/",
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"refsource": "CONFIRM",
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"url": "https://security.netapp.com/advisory/ntap-20181127-0001/"
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},
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{
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"name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16841",
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"refsource": "CONFIRM",
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16841"
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},
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{
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"name": "DSA-4345",
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"refsource": "DEBIAN",
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"url": "https://www.debian.org/security/2018/dsa-4345"
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},
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{
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"name": "https://www.samba.org/samba/security/CVE-2018-16841.html",
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"refsource": "CONFIRM",
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"url": "https://www.samba.org/samba/security/CVE-2018-16841.html"
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},
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{
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"name": "GLSA-202003-52",
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"refsource": "GENTOO",
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"url": "https://security.gentoo.org/glsa/202003-52"
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}
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}
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}
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},
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"adp": [
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{
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"shortName": "CVE",
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"dateUpdated": "2024-08-05T10:32:54.002Z"
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},
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"title": "CVE Program Container",
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} |