UnratedFix available
libyaml, libyaml-libyaml-perl — security advisory
Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.
- Products
- libyaml, libyaml-libyaml-perl
- Affected versions
- Not specified
- Fixed versions
- 0.1.4-3.2, 0.41-5
- CVEs
- CVE-2014-2525
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 21:39 UTC · Revision 1
Source evidence
Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.
osv:DEBIAN-CVE-2014-2525
libyaml
Fixed versions: 0.1.4-3.2
libyaml
Fixed versions: 0.1.4-3.2
libyaml
Fixed versions: 0.1.4-3.2
libyaml-libyaml-perl
Fixed versions: 0.41-5
libyaml-libyaml-perl
Fixed versions: 0.41-5
libyaml-libyaml-perl
Fixed versions: 0.41-5
Complete source record
{
"id": "95a27c9ba15350bad9f1891eb656898b2093ab68f200df3b40b0a47160972585",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2014-2525",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2014-2525",
"summary": "Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.",
"evidence": "osv:DEBIAN-CVE-2014-2525",
"products": [
{
"name": {
"value": "libyaml",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.1.4-3.2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libyaml",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.1.4-3.2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/2/package/name"
},
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{
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}
],
"affected_versions": []
},
{
"name": {
"value": "libyaml-libyaml-perl",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.41-5",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libyaml-libyaml-perl",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.41-5",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
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"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2014-2525",
"aliases": [
"DEBIAN-CVE-2014-2525"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
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{
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],
"package": {
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"ecosystem": "Debian:12"
},
"database_specific": {
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},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
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{
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{
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],
"package": {
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"ecosystem": "Debian:13"
},
"database_specific": {
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},
"ecosystem_specific": {
"urgency": "not yet assigned"
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},
{
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],
"package": {
"name": "libyaml",
"purl": "pkg:deb/debian/libyaml?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-2525.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
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"events": [
{
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{
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],
"package": {
"name": "libyaml-libyaml-perl",
"purl": "pkg:deb/debian/libyaml-libyaml-perl?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-2525.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
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],
"package": {
"name": "libyaml-libyaml-perl",
"purl": "pkg:deb/debian/libyaml-libyaml-perl?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-2525.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.41-5"
}
]
}
],
"package": {
"name": "libyaml-libyaml-perl",
"purl": "pkg:deb/debian/libyaml-libyaml-perl?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2014-2525.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T15:47:28.324067412Z",
"provider": "osv",
"upstream": [
"CVE-2014-2525"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2014-2525"
]
},
"related_cves": [
{
"value": "CVE-2014-2525",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 413958,
"published_at": "2014-03-28T15:55:08.67+00:00"
}