147 lines
5.5 KiB
JSON
147 lines
5.5 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-2291",
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"assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
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"state": "PUBLISHED",
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"assignerShortName": "certcc",
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"dateReserved": "2026-02-10T15:41:17.169Z",
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"datePublished": "2026-05-11T16:47:01.981Z",
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"dateUpdated": "2026-07-20T20:30:02.766Z"
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},
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"containers": {
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"cna": {
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"title": "CVE-2026-2291",
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"descriptions": [
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{
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"lang": "en",
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"value": "dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, which could result in DNS lookups to redirect to an attacker-controlled IP address, or to cause a DoS."
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"affected": [
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{
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"vendor": "dnsmasq",
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"product": "dnsmasq",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "2.92rel2",
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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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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"description": "CWE-190: Integer Overflow or Wraparound"
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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": "https://www.suse.com/security/cve/CVE-2026-2291.html"
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},
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{
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"url": "https://www.kb.cert.org/vuls/id/471747"
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},
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{
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"url": "https://thekelleys.org.uk/dnsmasq/CVE/"
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},
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{
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"url": "https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2026q2/018471.html"
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},
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{
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"url": "https://github.com/NixOS/nixpkgs/pull/519082"
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},
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{
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"url": "https://github.com/NixOS/nixpkgs/pull/519093"
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},
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{
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"url": "https://github.com/pi-hole/FTL/releases/tag/v6.6.2"
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}
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],
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"x_generator": {
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"engine": "VINCE 3.0.41",
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"env": "prod",
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"origin": "https://cveawg.mitre.org/api/cve/CVE-2026-2291"
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},
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"providerMetadata": {
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"orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
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"shortName": "certcc",
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"dateUpdated": "2026-05-20T14:07:50.273Z"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.3,
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
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"integrityImpact": "LOW",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "LOW",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "LOW"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-05-13T12:38:54.623336Z",
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"id": "CVE-2026-2291",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-05-13T12:45:01.944Z"
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}
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},
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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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"url": "http://www.openwall.com/lists/oss-security/2026/07/20/14"
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}
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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": "2026-07-20T20:30:02.766Z"
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}
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}
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]
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}
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} |