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dotnet10, dotnet6 and 3 more products — security advisory

Type: advisorySources: OSVAdvisory ID: UBUNTU-CVE-2026-56170

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Products
dotnet10, dotnet6, dotnet7, dotnet8, dotnet9
Affected versions
10.0.100-10.0.0-0ubuntu1, 10.0.100-10.0.0-0ubuntu1~24.04.1, 10.0.100-10.0.0-0ubuntu1~25.10.1, 10.0.100-10.0.0-0ubuntu2, 10.0.100-10.0.0~rc1-0ubuntu1, 10.0.100-10.0.0~rc2-0ubuntu1, 10.0.100-10.0.0~rc2-0ubuntu1~25.10.2, 10.0.101-10.0.1-0ubuntu1, 10.0.101-10.0.1-0ubuntu1~24.04.2, 10.0.101-10.0.1-0ubuntu1~25.10.2, 10.0.101-10.0.1-0ubuntu2, 10.0.101-10.0.1-0ubuntu3, 10.0.102-10.0.2-0ubuntu1, 10.0.103-10.0.3-0ubuntu1, 10.0.103-10.0.3-0ubuntu1~24.04.1, 10.0.103-10.0.3-0ubuntu1~25.10.1, 10.0.104-10.0.4-0ubuntu1, 10.0.104-10.0.4-0ubuntu1~24.04.1, 10.0.104-10.0.4-0ubuntu1~25.10.1, 10.0.105-10.0.5-0ubuntu1, 10.0.105-10.0.5-0ubuntu1~24.04.1, 10.0.105-10.0.5-0ubuntu1~25.10.1, 6.0.108-0ubuntu1~22.04.1, 6.0.109-0ubuntu1~22.04.1, 6.0.110-0ubuntu1~22.04.1, 6.0.111-0ubuntu1~22.04.1, 6.0.113-0ubuntu1~22.04.1, 6.0.116-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.120-0ubuntu1~22.04.1, 6.0.121-0ubuntu1~22.04.1, 6.0.122-0ubuntu1~22.04.1, 6.0.123-0ubuntu1~22.04.1, 6.0.124-0ubuntu1~22.04.1, 6.0.125-0ubuntu1~22.04.1, 6.0.126-0ubuntu1~22.04.1, 6.0.127-0ubuntu1~22.04.1, 6.0.128-0ubuntu1~22.04.2, 6.0.132-0ubuntu1~22.04.1, 6.0.133-0ubuntu1~22.04.1, 6.0.135-0ubuntu1~22.04.1, 6.0.136-0ubuntu1~22.04.1, 7.0.105-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.109-0ubuntu1~22.04.1, 7.0.110-0ubuntu1~22.04.1, 7.0.111-0ubuntu1~22.04.1, 7.0.112-0ubuntu1~22.04.1, 7.0.113-0ubuntu1~22.04.1, 7.0.114-0ubuntu1~22.04.1, 7.0.115-0ubuntu1~22.04.1, 7.0.116-0ubuntu1~22.04.1, 7.0.117-0ubuntu1~22.04.1, 7.0.117-0ubuntu1~22.04.2, 7.0.119-0ubuntu1~22.04.1, 8.0.100-8.0.0-0ubuntu1, 8.0.100-8.0.0-0ubuntu2, 8.0.100-8.0.0~rc1-0ubuntu1, 8.0.100-8.0.0~rc2-0ubuntu1, 8.0.100-8.0.0~rc2-0ubuntu2, 8.0.101-8.0.1-0ubuntu1, 8.0.101-8.0.1-0ubuntu2, 8.0.102-8.0.2-0ubuntu1, 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, 8.0.103-8.0.3-0ubuntu2, 8.0.103-8.0.3-0ubuntu3, 8.0.104-8.0.4-0ubuntu1, 8.0.105-8.0.5-0ubuntu1~22.04.1, 8.0.105-8.0.5-0ubuntu1~24.04.1, 8.0.107-8.0.7-0ubuntu1~22.04.1, 8.0.107-8.0.7-0ubuntu1~24.04.1, 8.0.108-8.0.8-0ubuntu1~22.04.1, 8.0.108-8.0.8-0ubuntu1~24.04.1, 8.0.108-8.0.8-0ubuntu1~24.04.2, 8.0.110-8.0.10-0ubuntu1~22.04.1, 8.0.110-8.0.10-0ubuntu1~24.04.1, 8.0.111-8.0.11-0ubuntu1~22.04.1, 8.0.111-8.0.11-0ubuntu1~24.04.1, 8.0.112-8.0.12-0ubuntu1~22.04.1, 8.0.112-8.0.12-0ubuntu1~24.04.1, 8.0.114-8.0.14-0ubuntu1~22.04.1, 8.0.114-8.0.14-0ubuntu1~24.04.1, 8.0.115-8.0.15-0ubuntu1, 8.0.115-8.0.15-0ubuntu1~22.04.1, 8.0.115-8.0.15-0ubuntu1~24.04.1, 8.0.116-8.0.16-0ubuntu1, 8.0.116-8.0.16-0ubuntu1~22.04.1, 8.0.116-8.0.16-0ubuntu1~24.04.1, 8.0.117-8.0.17-0ubuntu1, 8.0.117-8.0.17-0ubuntu1~22.04.1, 8.0.117-8.0.17-0ubuntu1~24.04.1, 8.0.118-8.0.18-0ubuntu1, 8.0.118-8.0.18-0ubuntu1~22.04.1, 8.0.118-8.0.18-0ubuntu1~24.04.1, 8.0.119-8.0.19-0ubuntu1, 8.0.119-8.0.19-0ubuntu1~22.04.1, 8.0.119-8.0.19-0ubuntu1~24.04.1, 8.0.120-8.0.20-0ubuntu1, 8.0.120-8.0.20-0ubuntu1~22.04.1, 8.0.120-8.0.20-0ubuntu1~24.04.1, 8.0.121-8.0.21-0ubuntu1~22.04.1, 8.0.121-8.0.21-0ubuntu1~24.04.1, 8.0.121-8.0.21-0ubuntu1~25.10.1, 8.0.122-8.0.22-0ubuntu1~22.04.1, 8.0.122-8.0.22-0ubuntu1~24.04.1, 8.0.122-8.0.22-0ubuntu1~25.10.1, 8.0.123-8.0.23-0ubuntu1~22.04.1, 8.0.123-8.0.23-0ubuntu1~24.04.1, 8.0.123-8.0.23-0ubuntu1~25.10.1, 8.0.124-8.0.24-0ubuntu1~22.04.1, 8.0.124-8.0.24-0ubuntu1~24.04.1, 8.0.124-8.0.24-0ubuntu1~25.10.1, 8.0.125-8.0.25-0ubuntu1~22.04.1, 8.0.125-8.0.25-0ubuntu1~24.04.1, 8.0.125-8.0.25-0ubuntu1~25.10.1, 9.0.105-9.0.4-0ubuntu1, 9.0.106-9.0.5-0ubuntu1, 9.0.107-9.0.6-0ubuntu1, 9.0.108-9.0.7-0ubuntu1, 9.0.109-9.0.8-0ubuntu1, 9.0.110-9.0.9-0ubuntu1, 9.0.111-9.0.10-0ubuntu1~25.10.1, 9.0.112-9.0.11-0ubuntu1~25.10.1, 9.0.113-9.0.12-0ubuntu1~25.10.1, 9.0.114-9.0.13-0ubuntu1~25.10.1
Fixed versions
10.0.106-10.0.6-0ubuntu1~24.04.1, 10.0.106-10.0.6-0ubuntu1~25.10.1, 10.0.107-10.0.7-0ubuntu1~26.04.1, 8.0.126-8.0.26-0ubuntu1~22.04.1, 8.0.126-8.0.26-0ubuntu1~24.04.1, 8.0.126-8.0.26-0ubuntu1~25.10.1, 9.0.115-9.0.14-0ubuntu1~25.10.1
CVEs
CVE-2026-56170
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 02:47 UTC · Revision 1

Source evidence

UBUNTU-CVE-2026-56170

core-osv · Original source

Published 14 Jul 2026, 17:17 UTC

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

osv:UBUNTU-CVE-2026-56170

dotnet6

Fixed versions: Not specified

dotnet7

Fixed versions: Not specified

dotnet8

Fixed versions: 8.0.126-8.0.26-0ubuntu1~22.04.1

dotnet10

Fixed versions: 10.0.106-10.0.6-0ubuntu1~24.04.1

dotnet8

Fixed versions: 8.0.126-8.0.26-0ubuntu1~24.04.1

dotnet10

Fixed versions: 10.0.106-10.0.6-0ubuntu1~25.10.1

dotnet8

Fixed versions: 8.0.126-8.0.26-0ubuntu1~25.10.1

dotnet9

Fixed versions: 9.0.115-9.0.14-0ubuntu1~25.10.1

dotnet10

Fixed versions: 10.0.107-10.0.7-0ubuntu1~26.04.1

dotnet10

Fixed versions: 10.0.107-10.0.7-0ubuntu1~26.04.1

Complete source record
{
  "id": "3c73c6366bc4684e1d4fe9518b5837848d41df6bb12bbc58b6984c32dd086c39",
  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-56170",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UBUNTU-CVE-2026-56170",
    "summary": "Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.",
    "evidence": "osv:UBUNTU-CVE-2026-56170",
    "products": [
      {
        "name": {
          "value": "dotnet6",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "6.0.108-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.109-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.110-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.111-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.113-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.116-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.118-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.119-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.120-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.121-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.122-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.123-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.124-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.125-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.126-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.127-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.128-0ubuntu1~22.04.2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.132-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.133-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.135-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "6.0.136-0ubuntu1~22.04.1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "dotnet7",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "7.0.105-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.107-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.108-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.109-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.110-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.111-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.112-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.113-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.114-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.115-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.116-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.117-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.117-0ubuntu1~22.04.2",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "7.0.119-0ubuntu1~22.04.1",
            "evidence": "/affected/1/versions"
          }
        ]
      },
      {
        "name": {
          "value": "dotnet8",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "8.0.126-8.0.26-0ubuntu1~22.04.1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "8.0.102-8.0.2-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.103-8.0.3-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.103-8.0.3-0ubuntu1~22.04.2",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.105-8.0.5-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.107-8.0.7-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.108-8.0.8-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.110-8.0.10-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.111-8.0.11-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.112-8.0.12-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.114-8.0.14-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.115-8.0.15-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.116-8.0.16-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.117-8.0.17-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.118-8.0.18-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.119-8.0.19-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.120-8.0.20-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.121-8.0.21-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.122-8.0.22-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.123-8.0.23-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "8.0.124-8.0.24-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          },
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            "value": "8.0.125-8.0.25-0ubuntu1~22.04.1",
            "evidence": "/affected/2/versions"
          }
        ]
      },
      {
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          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "10.0.106-10.0.6-0ubuntu1~24.04.1",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "10.0.100-10.0.0-0ubuntu1~24.04.1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "10.0.101-10.0.1-0ubuntu1~24.04.2",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "10.0.103-10.0.3-0ubuntu1~24.04.1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "10.0.104-10.0.4-0ubuntu1~24.04.1",
            "evidence": "/affected/3/versions"
          },
          {
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        ],
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          {
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            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.100-8.0.0~rc2-0ubuntu1",
            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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            "value": "8.0.103-8.0.3-0ubuntu2",
            "evidence": "/affected/4/versions"
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          {
            "value": "8.0.103-8.0.3-0ubuntu3",
            "evidence": "/affected/4/versions"
          },
          {
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            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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          {
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            "evidence": "/affected/4/versions"
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            "evidence": "/affected/4/versions"
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          {
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            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.114-8.0.14-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.115-8.0.15-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.116-8.0.16-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.117-8.0.17-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.118-8.0.18-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.119-8.0.19-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.120-8.0.20-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.121-8.0.21-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.122-8.0.22-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.123-8.0.23-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.124-8.0.24-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "8.0.125-8.0.25-0ubuntu1~24.04.1",
            "evidence": "/affected/4/versions"
          }
        ]
      },
      {
        "name": {
          "value": "dotnet10",
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        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56170",
        "https://devblogs.microsoft.com/dotnet/dotnet-and-dotnet-framework-july-2026-servicing-updates",
        "https://github.com/dotnet/announcements/issues/424"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-56170",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 359374,
  "published_at": "2026-07-14T17:17:00+00:00"
}