325 lines
14 KiB
JSON
325 lines
14 KiB
JSON
{
|
|
"dataType": "CVE_RECORD",
|
|
"dataVersion": "5.2",
|
|
"cveMetadata": {
|
|
"cveId": "CVE-2026-6040",
|
|
"assignerOrgId": "4fe7d05b-1353-44cc-8b7a-1e416936dff2",
|
|
"state": "PUBLISHED",
|
|
"assignerShortName": "Document Fdn.",
|
|
"dateReserved": "2026-04-09T16:42:11.799Z",
|
|
"datePublished": "2026-06-15T16:21:53.903Z",
|
|
"dateUpdated": "2026-07-23T12:08:09.144Z"
|
|
},
|
|
"containers": {
|
|
"cna": {
|
|
"providerMetadata": {
|
|
"orgId": "4fe7d05b-1353-44cc-8b7a-1e416936dff2",
|
|
"shortName": "Document Fdn.",
|
|
"dateUpdated": "2026-06-15T16:21:53.903Z"
|
|
},
|
|
"title": "Heap use-after-free in ODF number-format blank-width parsing",
|
|
"datePublic": "2026-06-15T00:00:00.000Z",
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"cweId": "CWE-416",
|
|
"description": "CWE-416 Use After Free",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
},
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"cweId": "CWE-787",
|
|
"description": "CWE-787 Out-of-bounds Write",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"impacts": [
|
|
{
|
|
"capecId": "CAPEC-44",
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "CAPEC-44 Overflow Binary Resource File"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"affected": [
|
|
{
|
|
"vendor": "The Document Foundation",
|
|
"product": "LibreOffice",
|
|
"versions": [
|
|
{
|
|
"status": "affected",
|
|
"version": "25.8",
|
|
"lessThan": "< 25.8.7",
|
|
"versionType": "25.8 series"
|
|
},
|
|
{
|
|
"status": "affected",
|
|
"version": "26.2",
|
|
"lessThan": "< 26.2.3",
|
|
"versionType": "26.2 series"
|
|
}
|
|
],
|
|
"defaultStatus": "unknown"
|
|
}
|
|
],
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of the format-code string, so a malformed number format could be processed against memory outside that string. In fixed versions the position is bounds-checked before use.",
|
|
"supportingMedia": [
|
|
{
|
|
"type": "text/html",
|
|
"base64": false,
|
|
"value": "<p>A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of the format-code string, so a malformed number format could be processed against memory outside that string. In fixed versions the position is bounds-checked before use.</p>"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"references": [
|
|
{
|
|
"url": "https://www.libreoffice.org/about-us/security/advisories/cve-2026-6040"
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"format": "CVSS",
|
|
"scenarios": [
|
|
{
|
|
"lang": "en",
|
|
"value": "GENERAL"
|
|
}
|
|
],
|
|
"cvssV4_0": {
|
|
"attackVector": "LOCAL",
|
|
"attackComplexity": "LOW",
|
|
"attackRequirements": "NONE",
|
|
"privilegesRequired": "NONE",
|
|
"userInteraction": "PASSIVE",
|
|
"vulnConfidentialityImpact": "LOW",
|
|
"subConfidentialityImpact": "NONE",
|
|
"vulnIntegrityImpact": "LOW",
|
|
"subIntegrityImpact": "NONE",
|
|
"vulnAvailabilityImpact": "HIGH",
|
|
"subAvailabilityImpact": "NONE",
|
|
"exploitMaturity": "PROOF_OF_CONCEPT",
|
|
"Safety": "NOT_DEFINED",
|
|
"Automatable": "NOT_DEFINED",
|
|
"Recovery": "NOT_DEFINED",
|
|
"valueDensity": "NOT_DEFINED",
|
|
"vulnerabilityResponseEffort": "NOT_DEFINED",
|
|
"providerUrgency": "NOT_DEFINED",
|
|
"version": "4.0",
|
|
"baseSeverity": "MEDIUM",
|
|
"baseScore": 5.4,
|
|
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:P"
|
|
}
|
|
}
|
|
],
|
|
"credits": [
|
|
{
|
|
"lang": "en",
|
|
"value": "Anthropic (automated discovery using Claude)",
|
|
"type": "finder"
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"value": "Trail of Bits (triage and validation)",
|
|
"type": "analyst"
|
|
}
|
|
],
|
|
"source": {
|
|
"discovery": "EXTERNAL"
|
|
},
|
|
"x_generator": {
|
|
"engine": "Vulnogram 1.0.2"
|
|
}
|
|
},
|
|
"adp": [
|
|
{
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"type": "ssvc",
|
|
"content": {
|
|
"timestamp": "2026-06-15T18:14:24.996356Z",
|
|
"id": "CVE-2026-6040",
|
|
"options": [
|
|
{
|
|
"Exploitation": "none"
|
|
},
|
|
{
|
|
"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": "2026-06-15T18:14:30.848Z"
|
|
}
|
|
},
|
|
{
|
|
"affected": [
|
|
{
|
|
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
|
|
"cpes": [
|
|
"cpe:/o:redhat:enterprise_linux:6"
|
|
],
|
|
"defaultStatus": "unknown",
|
|
"packageName": "libreoffice",
|
|
"product": "Red Hat Enterprise Linux 6",
|
|
"vendor": "Red Hat"
|
|
},
|
|
{
|
|
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
|
|
"cpes": [
|
|
"cpe:/o:redhat:enterprise_linux:7"
|
|
],
|
|
"defaultStatus": "unaffected",
|
|
"packageName": "libreoffice",
|
|
"product": "Red Hat Enterprise Linux 7",
|
|
"vendor": "Red Hat"
|
|
},
|
|
{
|
|
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
|
|
"cpes": [
|
|
"cpe:/o:redhat:enterprise_linux:8"
|
|
],
|
|
"defaultStatus": "unaffected",
|
|
"packageName": "libreoffice",
|
|
"product": "Red Hat Enterprise Linux 8",
|
|
"vendor": "Red Hat"
|
|
},
|
|
{
|
|
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
|
|
"cpes": [
|
|
"cpe:/o:redhat:enterprise_linux:9"
|
|
],
|
|
"defaultStatus": "unaffected",
|
|
"packageName": "libreoffice",
|
|
"product": "Red Hat Enterprise Linux 9",
|
|
"vendor": "Red Hat"
|
|
}
|
|
],
|
|
"datePublic": "2026-06-15T16:21:53.903Z",
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "A vulnerability was found in LibreOffice. If a user inadvertently opens a malicious OpenDocument Format (ODF) file, an attacker could execute unauthorized code and potentially gain full control of the system."
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"content": {
|
|
"namespace": "https://access.redhat.com/security/updates/classification/",
|
|
"value": "Important"
|
|
},
|
|
"type": "Red Hat severity rating"
|
|
}
|
|
},
|
|
{
|
|
"cvssV3_1": {
|
|
"attackComplexity": "LOW",
|
|
"attackVector": "LOCAL",
|
|
"availabilityImpact": "HIGH",
|
|
"baseScore": 7.3,
|
|
"baseSeverity": "HIGH",
|
|
"confidentialityImpact": "HIGH",
|
|
"integrityImpact": "HIGH",
|
|
"privilegesRequired": "LOW",
|
|
"scope": "UNCHANGED",
|
|
"userInteraction": "REQUIRED",
|
|
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
|
|
"version": "3.1"
|
|
},
|
|
"format": "CVSS"
|
|
}
|
|
],
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"cweId": "CWE-825",
|
|
"description": "Expired Pointer Dereference",
|
|
"lang": "en",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"references": [
|
|
{
|
|
"tags": [
|
|
"vdb-entry",
|
|
"x_refsource_REDHAT"
|
|
],
|
|
"url": "https://access.redhat.com/security/cve/CVE-2026-6040"
|
|
},
|
|
{
|
|
"name": "RHBZ#2488966",
|
|
"tags": [
|
|
"issue-tracking",
|
|
"x_refsource_REDHAT"
|
|
],
|
|
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2488966"
|
|
},
|
|
{
|
|
"tags": [
|
|
"x_sadp-csaf-vex"
|
|
],
|
|
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-6040.json"
|
|
}
|
|
],
|
|
"timeline": [
|
|
{
|
|
"lang": "en",
|
|
"time": "2026-06-15T18:01:31.633Z",
|
|
"value": "Reported to Red Hat."
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"time": "2026-06-15T16:21:53.903Z",
|
|
"value": "Made public."
|
|
}
|
|
],
|
|
"title": "libreoffice: LibreOffice: Heap use-after-free allows arbitrary code execution via malformed ODF number format",
|
|
"workarounds": [
|
|
{
|
|
"lang": "en",
|
|
"value": "Users should exercise caution and avoid opening untrusted OpenDocument Format (ODF) files."
|
|
}
|
|
],
|
|
"x_adpType": "supplier",
|
|
"x_generator": {
|
|
"engine": "sadp-cli 1.0.0"
|
|
},
|
|
"providerMetadata": {
|
|
"orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
|
|
"shortName": "redhat-SADP",
|
|
"dateUpdated": "2026-07-23T12:08:09.144Z"
|
|
}
|
|
}
|
|
]
|
|
}
|
|
} |