571 lines
25 KiB
JSON
571 lines
25 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-2026-92822",
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"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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"state": "PUBLISHED",
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"assignerShortName": "redhat",
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"dateReserved": "2026-09-16T20:30:35.109Z",
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"datePublished": "2026-10-21T03:18:37.973Z",
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"dateUpdated": "2026-11-13T13:30:47.771Z"
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},
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"containers": {
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"cna": {
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"title": "Libmodulemd: libmodulemd: unbounded recursion when parsing nested xmd yaml",
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"metrics": [
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{
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"other": {
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"content": {
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"value": "Moderate",
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"namespace": "https://access.redhat.com/security/updates/classification/"
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},
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"type": "Red Hat severity rating"
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}
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},
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "LOCAL",
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"availabilityImpact": "HIGH",
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"baseScore": 6.2,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"version": "3.1"
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},
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"format": "CVSS"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "A flaw was found in libmodulemd. When parsing module metadata, the xmd field is converted into nested GVariant values through recursive YAML mapping and sequence helpers without a recursion-depth or node-count limit. An attacker who can supply crafted modulemd YAML with deeply nested xmd content can cause stack exhaustion or excessive resource consumption, resulting in a denial of service."
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}
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"version": "2.15.4-1.hum1",
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"lessThan": "*",
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]
|
|
},
|
|
{
|
|
"url": "https://github.com/advisories/GHSA-85r9-7wj5-x6x5"
|
|
},
|
|
{
|
|
"url": "https://github.com/fedora-modularity/libmodulemd/pull/645"
|
|
}
|
|
],
|
|
"datePublic": "2026-10-21T03:03:49.576Z",
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"cweId": "CWE-674",
|
|
"description": "Uncontrolled Recursion",
|
|
"lang": "en",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"x_redhatCweChain": "CWE-674: Uncontrolled Recursion",
|
|
"workarounds": [
|
|
{
|
|
"lang": "en",
|
|
"value": "Avoid parsing untrusted modulemd documents that may contain attacker-controlled xmd data. If such input must be accepted, reject unusually deep or large xmd structures before handing them to libmodulemd, and isolate parsing in a process with strict stack, CPU, and memory limits."
|
|
}
|
|
],
|
|
"timeline": [
|
|
{
|
|
"lang": "en",
|
|
"time": "2026-05-18T03:32:25.000Z",
|
|
"value": "Reported to Red Hat."
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"time": "2026-10-21T03:03:49.576Z",
|
|
"value": "Made public."
|
|
}
|
|
],
|
|
"credits": [
|
|
{
|
|
"lang": "en",
|
|
"value": "Red Hat would like to thank AISLE Research for reporting this issue."
|
|
}
|
|
],
|
|
"providerMetadata": {
|
|
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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|
"shortName": "redhat",
|
|
"dateUpdated": "2026-11-13T13:30:47.771Z"
|
|
},
|
|
"x_generator": {
|
|
"engine": "cvelib 1.8.0"
|
|
}
|
|
},
|
|
"adp": [
|
|
{
|
|
"references": [
|
|
{
|
|
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2479002",
|
|
"tags": [
|
|
"exploit"
|
|
]
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"type": "ssvc",
|
|
"content": {
|
|
"timestamp": "2026-10-21T20:42:42.905112Z",
|
|
"id": "CVE-2026-92822",
|
|
"options": [
|
|
{
|
|
"Exploitation": "poc"
|
|
},
|
|
{
|
|
"Automatable": "no"
|
|
},
|
|
{
|
|
"Technical Impact": "partial"
|
|
}
|
|
],
|
|
"role": "CISA Coordinator",
|
|
"version": "2.0.3"
|
|
}
|
|
}
|
|
}
|
|
],
|
|
"title": "CISA ADP Vulnrichment",
|
|
"providerMetadata": {
|
|
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
|
|
"shortName": "CISA-ADP",
|
|
"dateUpdated": "2026-10-21T20:42:49.742Z"
|
|
}
|
|
}
|
|
]
|
|
}
|
|
} |