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vuln-cve/data/2026/87xxx/CVE-2026-87875.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-87875",
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"state": "PUBLISHED",
"assignerShortName": "redhat",
"dateReserved": "2026-09-09T13:58:00.395Z",
"datePublished": "2026-09-09T16:06:27.371Z",
"dateUpdated": "2026-11-06T01:12:50.512Z"
},
"containers": {
"cna": {
"title": "Cups: openprinting cups: heap out-of-bounds read in cupsutf32toutf8() via missing source-length bound",
"metrics": [
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"other": {
"content": {
"value": "Moderate",
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"type": "Red Hat severity rating"
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{
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"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
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"format": "CVSS"
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],
"descriptions": [
{
"lang": "en",
"value": "The cupsUTF32ToUTF8() function in CUPS's cups/transcode.c lacks a source-length bound and can read past the end of the source buffer, resulting in a heap out-of-bounds read. This is reachable via SNMP supply-description parsing in backend/snmp-supplies.c with attacker-controlled content."
}
],
"affected": [
{
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"product": "Red Hat Hardened Images",
"collectionURL": "https://catalog.redhat.com/software/containers/",
"packageName": "cups-main",
"defaultStatus": "affected",
"versions": [
{
"version": "2.4.19-4.1.hum1",
"lessThan": "*",
"versionType": "rpm",
"status": "unaffected"
}
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"cpes": [
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{
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},
{
"vendor": "Red Hat",
"product": "Red Hat OpenShift Container Platform 4",
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"packageName": "openshift/ose-rhel-coreos-8",
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}
],
"references": [
{
"url": "https://access.redhat.com/errata/RHSA-2026:66600",
"name": "RHSA-2026:66600",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
]
},
{
"url": "https://access.redhat.com/security/cve/CVE-2026-87875",
"tags": [
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},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2530994",
"name": "RHBZ#2530994",
"tags": [
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},
{
"url": "https://github.com/OpenPrinting/cups/commit/0c6842fc615e8afa284136a092da8178abf5f142"
},
{
"url": "https://github.com/OpenPrinting/cups/commit/2b1dc178a2d2325135b855142e384f4e8c42d8e4"
},
{
"url": "https://github.com/OpenPrinting/cups/security/advisories/GHSA-559w-7676-3xrq"
}
],
"datePublic": "2026-09-09T00:00:00.000Z",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-125",
"description": "Out-of-bounds Read",
"lang": "en",
"type": "CWE"
}
]
}
],
"x_redhatCweChain": "CWE-125: Out-of-bounds Read",
"workarounds": [
{
"lang": "en",
"value": "Fixed on upstream master branch with commit 0c6842f and for versions 2.4.x with commit 2b1dc17."
}
],
"timeline": [
{
"lang": "en",
"time": "2026-08-01T00:00:00.000Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2026-09-09T00:00:00.000Z",
"value": "Made public."
}
],
"credits": [
{
"lang": "en",
"value": "Red Hat would like to thank pant0m (Independent Security Researcher) for reporting this issue."
}
],
"providerMetadata": {
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"shortName": "redhat",
"dateUpdated": "2026-11-06T01:12:50.512Z"
},
"x_generator": {
"engine": "cvelib 1.8.0"
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},
"adp": [
{
"references": [
{
"url": "https://github.com/OpenPrinting/cups/security/advisories/GHSA-559w-7676-3xrq",
"tags": [
"exploit"
]
}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-09T17:57:56.759252Z",
"id": "CVE-2026-87875",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
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"dateUpdated": "2026-09-09T17:58:03.305Z"
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}