usn-8244-1
Vulnerability from osv_ubuntu
Published
2026-05-07 09:18
Modified
2026-07-04 16:36
Summary
linux, linux-aws, linux-aws-6.17, linux-gcp, linux-gcp-6.17, linux-hwe-6.17, linux-oracle, linux-realtime, linux-realtime-6.17 vulnerabilities
Details

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network drivers; - NVME drivers; - Netfilter; (CVE-2026-23112, CVE-2026-23231, CVE-2026-23273)


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              "severity": [
                {
                  "score": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
                  "type": "CVSS_V4"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:25.10"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "linux-buildinfo-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-cloud-tools-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-headers-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-image-unsigned-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-modules-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-modules-iwlwifi-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-realtime-cloud-tools-6.17.0-1011",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-realtime-headers-6.17.0-1011",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-realtime-tools-6.17.0-1011",
            "binary_version": "6.17.0-1011.12"
          },
          {
            "binary_name": "linux-tools-6.17.0-1011-realtime",
            "binary_version": "6.17.0-1011.12"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "linux-realtime",
        "purl": "pkg:deb/ubuntu/linux-realtime@6.17.0-1011.12?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.17.0-1011.12"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "6.14.0-1002.2",
        "6.17.0-1001.2",
        "6.17.0-1002.3",
        "6.17.0-1003.4",
        "6.17.0-1004.5",
        "6.17.0-1005.6",
        "6.17.0-1006.7",
        "6.17.0-1008.9",
        "6.17.0-1009.10",
        "6.17.0-1010.11"
      ]
    }
  ],
  "aliases": [],
  "details": "Several security issues were discovered in the Linux kernel.\nAn attacker could possibly use these to compromise the system.\nThis update corrects flaws in the following subsystems:\n  - Network drivers;\n  - NVME drivers;\n  - Netfilter;\n(CVE-2026-23112, CVE-2026-23231, CVE-2026-23273)\n",
  "id": "USN-8244-1",
  "modified": "2026-07-04T16:36:17Z",
  "published": "2026-05-07T09:18:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-8244-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-23112"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-23231"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-23273"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "linux, linux-aws, linux-aws-6.17, linux-gcp, linux-gcp-6.17, linux-hwe-6.17, linux-oracle, linux-realtime, linux-realtime-6.17 vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2026-23112",
    "UBUNTU-CVE-2026-23231",
    "UBUNTU-CVE-2026-23273"
  ]
}



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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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Detection rules are retrieved from Rulezet.

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