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vuln-cve/data/2026/91xxx/CVE-2026-91782.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-91782",
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"state": "PUBLISHED",
"assignerShortName": "VulDB",
"dateReserved": "2026-09-15T02:01:19.557Z",
"datePublished": "2026-09-15T09:00:14.180Z",
"dateUpdated": "2026-09-17T14:01:21.844Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB",
"dateUpdated": "2026-09-15T09:00:14.180Z"
},
"title": "GNU Binutils Dynamic Relocation Allocation elfxx-x86.c elf_x86_allocate_dynrelocs null pointer dereference",
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-476",
"lang": "en",
"description": "NULL Pointer Dereference"
}
]
},
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-404",
"lang": "en",
"description": "Denial of Service"
}
]
}
],
"affected": [
{
"vendor": "GNU",
"product": "Binutils",
"versions": [
{
"version": "2.47",
"status": "affected"
},
{
"version": "2.48",
"status": "unaffected"
}
],
"cpes": [
"cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*"
],
"modules": [
"Dynamic Relocation Allocation"
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynrelocs of the file bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The manipulation results in null pointer dereference. The attack requires a local approach. The exploit is now public and may be used. Upgrading to version 2.48 addresses this issue. The patch is identified as d1268210b6f6/471130b39c0/283d3198bed/0a84e560216/a692a633d40. Upgrading the affected component is recommended."
}
],
"metrics": [
{
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"version": "4.0",
"baseScore": 4.8,
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
"baseSeverity": "MEDIUM"
}
},
{
"cvssV3_1": {
"version": "3.1",
"baseScore": 3.3,
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
"baseSeverity": "LOW"
}
},
{
"cvssV3_0": {
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"vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
"baseSeverity": "LOW"
}
},
{
"cvssV2_0": {
"version": "2.0",
"baseScore": 1.7,
"vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"
}
}
],
"timeline": [
{
"time": "2026-09-15T00:00:00.000Z",
"lang": "en",
"value": "Advisory disclosed"
},
{
"time": "2026-09-15T02:00:00.000Z",
"lang": "en",
"value": "VulDB entry created"
},
{
"time": "2026-09-15T04:06:36.000Z",
"lang": "en",
"value": "VulDB entry last update"
}
],
"credits": [
{
"lang": "en",
"value": "Ech06 (VulDB User)",
"type": "reporter"
}
],
"references": [
{
"url": "https://vuldb.com/vuln/404053",
"name": "VDB-404053 | GNU Binutils Dynamic Relocation Allocation elfxx-x86.c elf_x86_allocate_dynrelocs null pointer dereference",
"tags": [
"vdb-entry",
"technical-description"
]
},
{
"url": "https://vuldb.com/vuln/404053/cti",
"name": "VDB-404053 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
]
},
{
"url": "https://vuldb.com/cve/CVE-2026-91782",
"name": "CVE-2026-91782 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
]
},
{
"url": "https://vuldb.com/submit/933335",
"name": "Submit #933335 | GNU GNU Binutils binutils 2.47 NULL Pointer Dereference",
"tags": [
"third-party-advisory"
]
},
{
"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=34448",
"tags": [
"broken-link",
"issue-tracking"
]
},
{
"url": "https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34448",
"tags": [
"exploit"
]
},
{
"url": "https://www.gnu.org/",
"tags": [
"broken-link",
"product"
]
}
],
"tags": [
"x_open-source"
],
"x_generator": [
"VulDB PVTS v202609"
]
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-17T14:00:57.902776Z",
"id": "CVE-2026-91782",
"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": "2026-09-17T14:01:21.844Z"
}
}
]
}
}