209 lines
5.1 KiB
JSON
209 lines
5.1 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "USN-4906-1",
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"summary": "nettle vulnerability",
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"details": "It was discovered that Nettle incorrectly handled signature verification.\nA remote attacker could use this issue to cause Nettle to crash, resulting\nin a denial of service, or possibly force invalid signatures.\n",
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"aliases": [],
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"upstream": [
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"UBUNTU-CVE-2021-20305"
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],
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"related": [],
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"published": "2021-04-13T15:00:11Z",
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"modified": "2026-04-27T14:11:26Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:16.04:LTS",
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"name": "nettle",
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"purl": "pkg:deb/ubuntu/nettle@3.2-1ubuntu0.16.04.2?arch=source&distro=xenial"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "3.2-1ubuntu0.16.04.2"
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}
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]
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}
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],
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"versions": [
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"3.1.1-4",
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"3.2-1",
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"3.2-1ubuntu0.16.04.1"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "libhogweed4",
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"binary_version": "3.2-1ubuntu0.16.04.2"
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},
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{
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"binary_name": "libnettle6",
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"binary_version": "3.2-1ubuntu0.16.04.2"
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},
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{
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"binary_name": "nettle-bin",
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"binary_version": "3.2-1ubuntu0.16.04.2"
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}
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],
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"availability": "No subscription required"
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},
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"database_specific": {
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"cves_map": {
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"ecosystem": "Ubuntu:16.04:LTS",
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"cves": [
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{
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"id": "CVE-2021-20305",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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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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},
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{
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"package": {
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"ecosystem": "Ubuntu:18.04:LTS",
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"name": "nettle",
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"purl": "pkg:deb/ubuntu/nettle@3.4-1ubuntu0.1?arch=source&distro=bionic"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "3.4-1ubuntu0.1"
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}
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]
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}
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],
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"versions": [
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"3.3-2",
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"3.4-1"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "libhogweed4",
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"binary_version": "3.4-1ubuntu0.1"
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},
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{
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"binary_name": "libnettle6",
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"binary_version": "3.4-1ubuntu0.1"
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},
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{
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"binary_name": "nettle-bin",
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"binary_version": "3.4-1ubuntu0.1"
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}
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],
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"availability": "No subscription required"
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},
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"database_specific": {
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"cves_map": {
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"ecosystem": "Ubuntu:18.04:LTS",
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"cves": [
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{
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"id": "CVE-2021-20305",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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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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},
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{
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"package": {
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"ecosystem": "Ubuntu:20.04:LTS",
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"name": "nettle",
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"purl": "pkg:deb/ubuntu/nettle@3.5.1+really3.5.1-2ubuntu0.1?arch=source&distro=focal"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "3.5.1+really3.5.1-2ubuntu0.1"
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}
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]
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}
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],
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"versions": [
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"3.4.1-1",
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"3.5.1+really3.5.1-2"
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],
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"ecosystem_specific": {
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"binaries": [
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{
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"binary_name": "libhogweed5",
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"binary_version": "3.5.1+really3.5.1-2ubuntu0.1"
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},
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{
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"binary_name": "libnettle7",
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"binary_version": "3.5.1+really3.5.1-2ubuntu0.1"
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},
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{
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"binary_name": "nettle-bin",
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"binary_version": "3.5.1+really3.5.1-2ubuntu0.1"
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}
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],
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"availability": "No subscription required"
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},
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"database_specific": {
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"cves_map": {
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"ecosystem": "Ubuntu:20.04:LTS",
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"cves": [
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{
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"id": "CVE-2021-20305",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
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},
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{
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"type": "Ubuntu",
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"score": "medium"
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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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}
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],
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"references": [
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{
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"type": "ADVISORY",
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"url": "https://ubuntu.com/security/notices/USN-4906-1"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-20305"
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}
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]
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} |