102 lines
3.0 KiB
JSON
102 lines
3.0 KiB
JSON
{
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"schema_version": "1.7.0",
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"id": "USN-4976-2",
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"summary": "dnsmasq vulnerability",
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"details": "USN-4976-1 fixed a vulnerability in Dnsmasq. This update provides\nthe corresponding update for Ubuntu 16.04 ESM.\n\nDnsmasq has been updated to 2.79-1 for Ubuntu 16.04 ESM in order to fix\nsome security issues.\n\nOriginal advisory details:\n\n Petr Mensik discovered that Dnsmasq incorrectly randomized source ports in\n certain configurations. A remote attacker could possibly use this issue to\n facilitate DNS cache poisoning attacks.\n",
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"aliases": [],
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"upstream": [
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"UBUNTU-CVE-2021-3448"
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],
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"related": [],
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"published": "2022-09-07T15:22:39Z",
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"modified": "2026-06-25T10:46:00Z",
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"affected": [
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{
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"package": {
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"ecosystem": "Ubuntu:Pro:16.04:LTS",
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"name": "dnsmasq",
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"purl": "pkg:deb/ubuntu/dnsmasq@2.79-1ubuntu0.16.04.1+esm1?arch=source&distro=esm-infra/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": "2.79-1ubuntu0.16.04.1+esm1"
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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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"2.75-1",
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"2.75-1ubuntu0.16.04.1",
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"2.75-1ubuntu0.16.04.2",
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"2.75-1ubuntu0.16.04.3",
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"2.75-1ubuntu0.16.04.4",
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"2.75-1ubuntu0.16.04.5",
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"2.75-1ubuntu0.16.04.7",
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"2.75-1ubuntu0.16.04.8",
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"2.75-1ubuntu0.16.04.10",
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"2.75-1ubuntu0.16.04.10+esm1"
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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": "dnsmasq",
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"binary_version": "2.79-1ubuntu0.16.04.1+esm1"
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},
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{
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"binary_name": "dnsmasq-base",
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"binary_version": "2.79-1ubuntu0.16.04.1+esm1"
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},
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{
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"binary_name": "dnsmasq-base-lua",
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"binary_version": "2.79-1ubuntu0.16.04.1+esm1"
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},
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{
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"binary_name": "dnsmasq-utils",
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"binary_version": "2.79-1ubuntu0.16.04.1+esm1"
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}
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],
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"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
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},
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"database_specific": {
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"cves_map": {
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"ecosystem": "Ubuntu:Pro:16.04:LTS",
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"cves": [
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{
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"id": "CVE-2021-3448",
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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:C/C:N/I:L/A:N"
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},
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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:C/C:N/I:L/A:N"
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},
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{
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"type": "Ubuntu",
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"score": "low"
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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-4976-2"
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},
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{
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"type": "REPORT",
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"url": "https://ubuntu.com/security/CVE-2021-3448"
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}
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]
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} |