usn-5281-1
Vulnerability from osv_ubuntu
Published
2022-06-08 07:16
Modified
2026-06-25 10:46
Summary
opensc vulnerabilities
Details
It was discovered that some OpenSC smart card drivers mishandled memory when performing certain decoding operations. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2019-15945, CVE-2019-15946)
It was discovered that some OpenSC smart card drivers had buffer overflow vulnerabilities. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2020-26570, CVE-2020-26571, CVE-2020-26572)
References
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2019-15945",
"severity": [
{
"score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2019-15946",
"severity": [
{
"score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26570",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26571",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26572",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "opensc",
"binary_version": "0.15.0-1ubuntu1+esm1"
},
{
"binary_name": "opensc-pkcs11",
"binary_version": "0.15.0-1ubuntu1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "opensc",
"purl": "pkg:deb/ubuntu/opensc@0.15.0-1ubuntu1+esm1?arch=source\u0026distro=esm-apps/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.15.0-1ubuntu1+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.15.0-1ubuntu1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2019-15945",
"severity": [
{
"score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2019-15946",
"severity": [
{
"score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26570",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26571",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26572",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "opensc",
"binary_version": "0.17.0-3ubuntu0.1~esm1"
},
{
"binary_name": "opensc-pkcs11",
"binary_version": "0.17.0-3ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "opensc",
"purl": "pkg:deb/ubuntu/opensc@0.17.0-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.17.0-3ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.17.0-1",
"0.17.0-2",
"0.17.0-2build1",
"0.17.0-3"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2020-26570",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26571",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2020-26572",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "opensc",
"binary_version": "0.20.0-3ubuntu0.1~esm1"
},
{
"binary_name": "opensc-pkcs11",
"binary_version": "0.20.0-3ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "opensc",
"purl": "pkg:deb/ubuntu/opensc@0.20.0-3ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.20.0-3ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.19.0-2",
"0.20.0-1",
"0.20.0-2",
"0.20.0-3"
]
}
],
"aliases": [],
"details": "It was discovered that some OpenSC smart card drivers mishandled memory\nwhen performing certain decoding operations. An attacker could possibly\nuse this issue to cause a denial of service or other unspecified impact.\nThis issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM.\n(CVE-2019-15945, CVE-2019-15946)\n\nIt was discovered that some OpenSC smart card drivers had buffer overflow\nvulnerabilities. An attacker could possibly use this issue to cause a\ndenial of service or other unspecified impact.\n(CVE-2020-26570, CVE-2020-26571, CVE-2020-26572)\n",
"id": "USN-5281-1",
"modified": "2026-06-25T10:46:04Z",
"published": "2022-06-08T07:16:30Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5281-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2019-15945"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2019-15946"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-26570"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-26571"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2020-26572"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "opensc vulnerabilities",
"upstream": [
"UBUNTU-CVE-2019-15945",
"UBUNTU-CVE-2019-15946",
"UBUNTU-CVE-2020-26570",
"UBUNTU-CVE-2020-26571",
"UBUNTU-CVE-2020-26572"
]
}
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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