github - ghsa-q6cq-g5qv-hwc8

ghsa-q6cq-g5qv-hwc8

Vulnerability from github

Published

2025-02-27 03:34

Modified

2025-02-27 18:31

Severity ?

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

In the Linux kernel, the following vulnerability has been resolved:

openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

ovs_vport_cmd_fill_info() can be called without RTNL or RCU.

Use RCU protection and dev_net_rcu() to avoid potential UAF.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2025-21761"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-27T03:15:16Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nopenvswitch: use RCU protection in ovs_vport_cmd_fill_info()\n\novs_vport_cmd_fill_info() can be called without RTNL or RCU.\n\nUse RCU protection and dev_net_rcu() to avoid potential UAF.",
  "id": "GHSA-q6cq-g5qv-hwc8",
  "modified": "2025-02-27T18:31:11Z",
  "published": "2025-02-27T03:34:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-21761"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2da"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617a"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2025-21761

Vulnerability from cvelistv5

Published

2025-02-27 02:18

Modified

2025-02-27 18:02

Severity ?

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovs_vport_cmd_fill_info() ovs_vport_cmd_fill_info() can be called without RTNL or RCU. Use RCU protection and dev_net_rcu() to avoid potential UAF.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2da
	https://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074
	https://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617a
	https://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0
	https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76d

Impacted products

Vendor

Product

Version

▼

Linux

Version: 9354d452034273a50a4fd703bea31e5d6b1fc20b
Version: 9354d452034273a50a4fd703bea31e5d6b1fc20b
Version: 9354d452034273a50a4fd703bea31e5d6b1fc20b
Version: 9354d452034273a50a4fd703bea31e5d6b1fc20b
Version: 9354d452034273a50a4fd703bea31e5d6b1fc20b

Linux

Version: 4.15

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-21761",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-27T17:57:35.920303Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-416",
                "description": "CWE-416 Use After Free",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-27T18:02:27.210Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/openvswitch/datapath.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "7e01abc34e87abd091e619161a20f54ed4e3e2da",
              "status": "affected",
              "version": "9354d452034273a50a4fd703bea31e5d6b1fc20b",
              "versionType": "git"
            },
            {
              "lessThan": "8ec57509c36c8b9a23e50b7858dda0c520a2d074",
              "status": "affected",
              "version": "9354d452034273a50a4fd703bea31e5d6b1fc20b",
              "versionType": "git"
            },
            {
              "lessThan": "a849a10de5e04d798f7f286a2f1ca174719a617a",
              "status": "affected",
              "version": "9354d452034273a50a4fd703bea31e5d6b1fc20b",
              "versionType": "git"
            },
            {
              "lessThan": "5828937742af74666192835d657095d95c53dbd0",
              "status": "affected",
              "version": "9354d452034273a50a4fd703bea31e5d6b1fc20b",
              "versionType": "git"
            },
            {
              "lessThan": "90b2f49a502fa71090d9f4fe29a2f51fe5dff76d",
              "status": "affected",
              "version": "9354d452034273a50a4fd703bea31e5d6b1fc20b",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/openvswitch/datapath.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.15"
            },
            {
              "lessThan": "4.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.129",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.79",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.13.*",
              "status": "unaffected",
              "version": "6.13.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.14-rc3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nopenvswitch: use RCU protection in ovs_vport_cmd_fill_info()\n\novs_vport_cmd_fill_info() can be called without RTNL or RCU.\n\nUse RCU protection and dev_net_rcu() to avoid potential UAF."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-02-27T02:18:14.054Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/7e01abc34e87abd091e619161a20f54ed4e3e2da"
        },
        {
          "url": "https://git.kernel.org/stable/c/8ec57509c36c8b9a23e50b7858dda0c520a2d074"
        },
        {
          "url": "https://git.kernel.org/stable/c/a849a10de5e04d798f7f286a2f1ca174719a617a"
        },
        {
          "url": "https://git.kernel.org/stable/c/5828937742af74666192835d657095d95c53dbd0"
        },
        {
          "url": "https://git.kernel.org/stable/c/90b2f49a502fa71090d9f4fe29a2f51fe5dff76d"
        }
      ],
      "title": "openvswitch: use RCU protection in ovs_vport_cmd_fill_info()",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-21761",
    "datePublished": "2025-02-27T02:18:14.054Z",
    "dateReserved": "2024-12-29T08:45:45.761Z",
    "dateUpdated": "2025-02-27T18:02:27.210Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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