USN-4837-1
- Source
- https://ubuntu.com/security/notices/USN-4837-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4837-1.json
- JSON Data
- https://api.osv.dev/v1/vulns/USN-4837-1
- Upstream
- Related
- Published
- 2021-03-15T22:19:52.014606Z
- Modified
- 2025-10-13T04:35:24Z
- Summary
- libsass vulnerabilities
- Details
-
It was discovered that LibSass incorrectly handled certain specially crafted sass file. An attacker could possibly use this issue to cause a denial of service or other unspecified impact.
- References
-
- https://ubuntu.com/security/notices/USN-4837-1
- https://ubuntu.com/security/CVE-2018-11499
- https://ubuntu.com/security/CVE-2018-11693
- https://ubuntu.com/security/CVE-2018-11695
- https://ubuntu.com/security/CVE-2018-11696
- https://ubuntu.com/security/CVE-2018-11697
- https://ubuntu.com/security/CVE-2018-11698
- https://ubuntu.com/security/CVE-2018-19797
- https://ubuntu.com/security/CVE-2018-19827
- https://ubuntu.com/security/CVE-2018-19839
- https://ubuntu.com/security/CVE-2018-20190
- https://ubuntu.com/security/CVE-2019-6283
- https://ubuntu.com/security/CVE-2019-6284
- https://ubuntu.com/security/CVE-2019-6286
Affected packages
Ubuntu:Pro:18.04:LTS / libsass
Package
- Name
- libsass
- Purl
- pkg:deb/ubuntu/libsass@3.4.8-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed3.4.8-1ubuntu0.1~esm1
Ecosystem specific
{
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libsass-dev",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
},
{
"binary_name": "libsass0",
"binary_version": "3.4.8-1ubuntu0.1~esm1"
}
]
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2018-11499",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-11693",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-11695",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-11696",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-11697",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-11698",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-19797",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-19827",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-19839",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2018-20190",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2019-6283",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2019-6284",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2019-6286",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}