Medium
Security advisory
An issue was discovered in USC iLab cereal through 1.3.0. Serialization of an (initialized) C/C++ long double variable into a BinaryArchive or PortableBinaryArchive leaks several bytes of stack or heap memory, from which sensitive information (such as memory layout or private keys) can be gleaned if the archive is distributed outside of a trusted context.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-11104
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 10:48 UTC · Revision 1
Source evidence
An issue was discovered in USC iLab cereal through 1.3.0. Serialization of an (initialized) C/C++ long double variable into a BinaryArchive or PortableBinaryArchive leaks several bytes of stack or heap memory, from which sensitive information (such as memory layout or private keys) can be gleaned if the archive is distributed outside of a trusted context.
osv:CVE-2020-11104
Complete source record
{
"id": "14a69937de9b8c99099b6d3e55f49f9c4d7de64767fa98a47f52038f8b1bfc09",
"url": "https://osv.dev/vulnerability/CVE-2020-11104",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-11104",
"summary": "An issue was discovered in USC iLab cereal through 1.3.0. Serialization of an (initialized) C/C++ long double variable into a BinaryArchive or PortableBinaryArchive leaks several bytes of stack or heap memory, from which sensitive information (such as memory layout or private keys) can be gleaned if the archive is distributed outside of a trusted context.",
"evidence": "osv:CVE-2020-11104",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2020-11104",
"aliases": [
"CVE-2020-11104"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/uscilab/cereal",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "02eace19a99ce3cd564ca4e379753d69af08c2c8"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:usc:cereal:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "1.3.0"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v1.3.0",
"v1.2.2",
"v1.2.1",
"v1.2.0",
"v1.1.2",
"v1.1.0",
"v1.0.0",
"v0.9.1",
"v0.9.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11104.json"
}
}
],
"modified": "2026-10-20T10:51:45.974301187Z",
"provider": "osv",
"references": [
"https://github.com/USCiLab/cereal/issues/625"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-11104",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 382898,
"published_at": "2020-03-30T22:15:15.117+00:00"
}