USN-7509-1
- Source
- https://ubuntu.com/security/notices/USN-7509-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7509-1.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/USN-7509-1
- Upstream
- Related
- Published
- 2025-05-16T09:51:57.706683Z
- Modified
- 2026-01-20T20:33:00.922724Z
- Summary
- dotnet8, dotnet9 vulnerability
- Details
-
It was discovered that .NET did not properly handle file names and paths under certain conditions. An attacker could possibly use this issue to perform spoofing over a network.
- References
Affected packages
Ubuntu:22.04:LTS / dotnet8
Package
- Name
- dotnet8
- Purl
- pkg:deb/ubuntu/dotnet8@8.0.116-8.0.16-0ubuntu1~22.04.1?arch=source&distro=jammy
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed8.0.116-8.0.16-0ubuntu1~22.04.1
Affected versions
8.*
8.0.102-8.0.2-0ubuntu1~22.04.1
8.0.103-8.0.3-0ubuntu1~22.04.1
8.0.103-8.0.3-0ubuntu1~22.04.2
8.0.105-8.0.5-0ubuntu1~22.04.1
8.0.107-8.0.7-0ubuntu1~22.04.1
8.0.108-8.0.8-0ubuntu1~22.04.1
8.0.110-8.0.10-0ubuntu1~22.04.1
8.0.111-8.0.11-0ubuntu1~22.04.1
8.0.112-8.0.12-0ubuntu1~22.04.1
8.0.114-8.0.14-0ubuntu1~22.04.1
8.0.115-8.0.15-0ubuntu1~22.04.1
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "aspnetcore-runtime-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "aspnetcore-runtime-dbg-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "aspnetcore-targeting-pack-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-apphost-pack-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-host-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-hostfxr-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-runtime-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-runtime-dbg-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-sdk-8.0",
"binary_version": "8.0.116-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-sdk-8.0-source-built-artifacts",
"binary_version": "8.0.116-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-sdk-dbg-8.0",
"binary_version": "8.0.116-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-targeting-pack-8.0",
"binary_version": "8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-templates-8.0",
"binary_version": "8.0.116-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet8",
"binary_version": "8.0.116-8.0.16-0ubuntu1~22.04.1"
},
{
"binary_name": "netstandard-targeting-pack-2.1-8.0",
"binary_version": "8.0.116-0ubuntu1~22.04.1"
}
]
}
Database specific
cves_map
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2025-26646"
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7509-1.json"
Ubuntu:24.04:LTS / dotnet8
Package
- Name
- dotnet8
- Purl
- pkg:deb/ubuntu/dotnet8@8.0.116-8.0.16-0ubuntu1~24.04.1?arch=source&distro=noble
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed8.0.116-8.0.16-0ubuntu1~24.04.1
Affected versions
8.*
8.0.100-8.0.0~rc1-0ubuntu1
8.0.100-8.0.0~rc2-0ubuntu1
8.0.100-8.0.0~rc2-0ubuntu2
8.0.100-8.0.0-0ubuntu1
8.0.100-8.0.0-0ubuntu2
8.0.101-8.0.1-0ubuntu1
8.0.101-8.0.1-0ubuntu2
8.0.102-8.0.2-0ubuntu1
8.0.103-8.0.3-0ubuntu2
8.0.103-8.0.3-0ubuntu3
8.0.104-8.0.4-0ubuntu1
8.0.105-8.0.5-0ubuntu1~24.04.1
8.0.107-8.0.7-0ubuntu1~24.04.1
8.0.108-8.0.8-0ubuntu1~24.04.1
8.0.108-8.0.8-0ubuntu1~24.04.2
8.0.110-8.0.10-0ubuntu1~24.04.1
8.0.111-8.0.11-0ubuntu1~24.04.1
8.0.112-8.0.12-0ubuntu1~24.04.1
8.0.114-8.0.14-0ubuntu1~24.04.1
8.0.115-8.0.15-0ubuntu1~24.04.1
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "aspnetcore-runtime-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "aspnetcore-runtime-dbg-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "aspnetcore-targeting-pack-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-apphost-pack-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-host-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-hostfxr-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-runtime-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-runtime-dbg-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-sdk-8.0",
"binary_version": "8.0.116-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-sdk-8.0-source-built-artifacts",
"binary_version": "8.0.116-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-sdk-dbg-8.0",
"binary_version": "8.0.116-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-targeting-pack-8.0",
"binary_version": "8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet-templates-8.0",
"binary_version": "8.0.116-0ubuntu1~24.04.1"
},
{
"binary_name": "dotnet8",
"binary_version": "8.0.116-8.0.16-0ubuntu1~24.04.1"
},
{
"binary_name": "netstandard-targeting-pack-2.1-8.0",
"binary_version": "8.0.116-0ubuntu1~24.04.1"
}
]
}
Database specific
cves_map
{
"cves": [
{
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2025-26646"
}
],
"ecosystem": "Ubuntu:24.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7509-1.json"