Medium
opensc — security advisory
Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs
- Products
- opensc
- Affected versions
- 0.15.0-1ubuntu1, 0.15.0-1ubuntu1+esm1, 0.15.0-1ubuntu1+esm2, 0.15.0-1ubuntu1+esm3, 0.17.0-1, 0.17.0-2, 0.17.0-2build1, 0.17.0-3, 0.17.0-3ubuntu0.1~esm1, 0.17.0-3ubuntu0.1~esm2, 0.17.0-3ubuntu0.1~esm3, 0.19.0-2, 0.20.0-1, 0.20.0-2, 0.20.0-3, 0.20.0-3ubuntu0.1~esm1, 0.20.0-3ubuntu0.1~esm2, 0.20.0-3ubuntu0.1~esm3, 0.20.0-3ubuntu0.1~esm4, 0.21.0-1ubuntu1, 0.22.0-1ubuntu2, 0.22.0-1ubuntu2+esm1, 0.22.0-1ubuntu2.1, 0.22.0-1ubuntu2.1+esm1, 0.23.0-1ubuntu4, 0.24.0~rc1-1, 0.25.0~rc1-1, 0.25.0~rc1-1build1, 0.25.0~rc1-1build2, 0.25.0~rc1-1ubuntu0.1, 0.25.0~rc1-1ubuntu0.1~esm1, 0.25.0~rc1-1ubuntu0.2, 0.25.0~rc1-1ubuntu0.2+esm1, 0.26.1-1, 0.26.1-2, 0.26.1-3, 0.26.1-3ubuntu1, 0.27.0~rc1-1, 0.27.1-2, 0.27.1-2ubuntu1, 0.27.1-2ubuntu2
- Fixed versions
- Not specified
- CVEs
- CVE-2025-13763
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:30 UTC · Revision 1
Source evidence
Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs
osv:UBUNTU-CVE-2025-13763
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
opensc
Fixed versions: Not specified
Complete source record
{
"id": "a5295f944ad03c73a0f2cc98dc400c7fcb8fde0b2ef9677bdb5c56f4fcc69043",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2025-13763",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2025-13763",
"summary": "Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs",
"evidence": "osv:UBUNTU-CVE-2025-13763",
"products": [
{
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{
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"evidence": "/affected/0/versions"
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{
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"evidence": "/affected/0/versions"
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{
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{
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{
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{
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{
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"evidence": "/affected/1/versions"
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{
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{
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{
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{
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{
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{
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{
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"evidence": "/affected/2/versions"
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{
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{
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"evidence": "/affected/2/versions"
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{
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{
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"evidence": "/affected/2/versions"
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{
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"evidence": "/affected/2/versions"
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{
"value": "0.20.0-3ubuntu0.1~esm4",
"evidence": "/affected/2/versions"
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},
{
"name": {
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"evidence": "/affected/3/package/name"
},
"prerequisites": [],
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"affected_versions": [
{
"value": "0.21.0-1ubuntu1",
"evidence": "/affected/3/versions"
},
{
"value": "0.22.0-1ubuntu2",
"evidence": "/affected/3/versions"
},
{
"value": "0.22.0-1ubuntu2+esm1",
"evidence": "/affected/3/versions"
},
{
"value": "0.22.0-1ubuntu2.1",
"evidence": "/affected/3/versions"
},
{
"value": "0.22.0-1ubuntu2.1+esm1",
"evidence": "/affected/3/versions"
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]
},
{
"name": {
"value": "opensc",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
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"affected_versions": [
{
"value": "0.23.0-1ubuntu4",
"evidence": "/affected/4/versions"
},
{
"value": "0.24.0~rc1-1",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1build1",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1build2",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1ubuntu0.1~esm1",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1ubuntu0.1",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1ubuntu0.2",
"evidence": "/affected/4/versions"
},
{
"value": "0.25.0~rc1-1ubuntu0.2+esm1",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "opensc",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.26.1-1",
"evidence": "/affected/5/versions"
},
{
"value": "0.26.1-2",
"evidence": "/affected/5/versions"
},
{
"value": "0.26.1-3",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "opensc",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.27.0~rc1-1",
"evidence": "/affected/6/versions"
},
{
"value": "0.27.1-2",
"evidence": "/affected/6/versions"
},
{
"value": "0.27.1-2ubuntu1",
"evidence": "/affected/6/versions"
},
{
"value": "0.27.1-2ubuntu2",
"evidence": "/affected/6/versions"
}
]
},
{
"name": {
"value": "opensc",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.26.1-3",
"evidence": "/affected/7/versions"
},
{
"value": "0.26.1-3ubuntu1",
"evidence": "/affected/7/versions"
},
{
"value": "0.27.0~rc1-1",
"evidence": "/affected/7/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "UBUNTU-CVE-2025-13763",
"aliases": [
"UBUNTU-CVE-2025-13763"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
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"purl": "pkg:deb/ubuntu/opensc?arch=source&distro=esm-apps%2Fxenial",
"ecosystem": "Ubuntu:Pro:16.04:LTS"
},
"versions": [
"0.15.0-1ubuntu1",
"0.15.0-1ubuntu1+esm1",
"0.15.0-1ubuntu1+esm2",
"0.15.0-1ubuntu1+esm3"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13763.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "opensc",
"binary_version": "0.15.0-1ubuntu1+esm3"
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{
"binary_name": "opensc-pkcs11",
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"ecosystem": "Ubuntu:Pro:18.04:LTS"
},
"versions": [
"0.17.0-1",
"0.17.0-2",
"0.17.0-2build1",
"0.17.0-3",
"0.17.0-3ubuntu0.1~esm1",
"0.17.0-3ubuntu0.1~esm2",
"0.17.0-3ubuntu0.1~esm3"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13763.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "opensc",
"binary_version": "0.17.0-3ubuntu0.1~esm3"
},
{
"binary_name": "opensc-pkcs11",
"binary_version": "0.17.0-3ubuntu0.1~esm3"
}
]
}
},
{
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"package": {
"name": "opensc",
"purl": "pkg:deb/ubuntu/opensc?arch=source&distro=esm-apps%2Ffocal",
"ecosystem": "Ubuntu:Pro:20.04:LTS"
},
"versions": [
"0.19.0-2",
"0.20.0-1",
"0.20.0-2",
"0.20.0-3",
"0.20.0-3ubuntu0.1~esm1",
"0.20.0-3ubuntu0.1~esm2",
"0.20.0-3ubuntu0.1~esm3",
"0.20.0-3ubuntu0.1~esm4"
],
"database_specific": {
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},
"ecosystem_specific": {
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{
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"purl": "pkg:deb/ubuntu/opensc?arch=source&distro=esm-apps%2Fjammy",
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},
"versions": [
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"0.22.0-1ubuntu2",
"0.22.0-1ubuntu2+esm1",
"0.22.0-1ubuntu2.1",
"0.22.0-1ubuntu2.1+esm1"
],
"database_specific": {
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},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "opensc",
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},
{
"binary_name": "opensc-pkcs11",
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"versions": [
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"0.25.0~rc1-1build2",
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"0.25.0~rc1-1ubuntu0.1",
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},
"ecosystem_specific": {
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{
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},
{
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}
},
{
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},
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],
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},
"ecosystem_specific": {
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{
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},
{
"binary_name": "opensc-pkcs11",
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}
]
}
},
{
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],
"package": {
"name": "opensc",
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},
"versions": [
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],
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},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "opensc",
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},
{
"binary_name": "opensc-pkcs11",
"binary_version": "0.27.1-2ubuntu2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opensc",
"purl": "pkg:deb/ubuntu/opensc?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"0.26.1-3",
"0.26.1-3ubuntu1",
"0.27.0~rc1-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13763.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "opensc",
"binary_version": "0.27.0~rc1-1"
},
{
"binary_name": "opensc-pkcs11",
"binary_version": "0.27.0~rc1-1"
}
]
}
}
],
"modified": "2026-10-17T12:57:00.753556256Z",
"provider": "osv",
"upstream": [
"CVE-2025-13763"
],
"references": [
"https://ubuntu.com/security/CVE-2025-13763",
"https://www.cve.org/CVERecord?id=CVE-2025-13763",
"https://github.com/OpenSC/OpenSC/security/advisories/GHSA-2v44-fq35-98vv",
"https://github.com/OpenSC/OpenSC/wiki/CVE-2025-13763"
]
},
"related_cves": [
{
"value": "CVE-2025-13763",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 356630,
"published_at": "2026-04-23T13:16:00+00:00"
}