github - ghsa-qfpx-fgcv-pjx6

ghsa-qfpx-fgcv-pjx6

Vulnerability from github

Published

2025-05-02 15:31

Modified

2025-05-02 15:31

Details

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

codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()

After making all ->qlen_notify() callbacks idempotent, now it is safe to remove the check of qlen!=0 from both fq_codel_dequeue() and codel_qdisc_dequeue().

Show details on source website

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-37798"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-05-02T15:15:48Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncodel: remove sch-\u003eq.qlen check before qdisc_tree_reduce_backlog()\n\nAfter making all -\u003eqlen_notify() callbacks idempotent, now it is safe to\nremove the check of qlen!=0 from both fq_codel_dequeue() and\ncodel_qdisc_dequeue().",
  "id": "GHSA-qfpx-fgcv-pjx6",
  "modified": "2025-05-02T15:31:48Z",
  "published": "2025-05-02T15:31:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-37798"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/342debc12183b51773b3345ba267e9263bdfaaef"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

cve-2025-37798

Vulnerability from cvelistv5

Published

2025-05-02 14:16

Modified

2025-05-02 14:16

Severity ?

Summary

codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()

References

▼	URL	Tags
	https://git.kernel.org/stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30
	https://git.kernel.org/stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1
	https://git.kernel.org/stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d
	https://git.kernel.org/stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483
	https://git.kernel.org/stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31
	https://git.kernel.org/stable/c/342debc12183b51773b3345ba267e9263bdfaaef

Impacted products

▼	Vendor	Product
	Linux	Linux
	Linux	Linux

Show details on NVD website

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/sched/sch_codel.c",
            "net/sched/sch_fq_codel.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "829c49b6b2ff45b043739168fd1245e4e1a91a30",
              "status": "affected",
              "version": "76e3cc126bb223013a6b9a0e2a51238d1ef2e409",
              "versionType": "git"
            },
            {
              "lessThan": "2f9761a94bae33d26e6a81b31b36e7d776d93dc1",
              "status": "affected",
              "version": "76e3cc126bb223013a6b9a0e2a51238d1ef2e409",
              "versionType": "git"
            },
            {
              "lessThan": "4d55144b12e742404bb3f8fee6038bafbf45619d",
              "status": "affected",
              "version": "76e3cc126bb223013a6b9a0e2a51238d1ef2e409",
              "versionType": "git"
            },
            {
              "lessThan": "e73c838c80dccb9e4f19becc11d9f3cb4a27d483",
              "status": "affected",
              "version": "76e3cc126bb223013a6b9a0e2a51238d1ef2e409",
              "versionType": "git"
            },
            {
              "lessThan": "a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31",
              "status": "affected",
              "version": "76e3cc126bb223013a6b9a0e2a51238d1ef2e409",
              "versionType": "git"
            },
            {
              "lessThan": "342debc12183b51773b3345ba267e9263bdfaaef",
              "status": "affected",
              "version": "76e3cc126bb223013a6b9a0e2a51238d1ef2e409",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/sched/sch_codel.c",
            "net/sched/sch_fq_codel.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.5"
            },
            {
              "lessThan": "3.5",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.135",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.88",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.24",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.13.*",
              "status": "unaffected",
              "version": "6.13.12",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15-rc2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncodel: remove sch-\u003eq.qlen check before qdisc_tree_reduce_backlog()\n\nAfter making all -\u003eqlen_notify() callbacks idempotent, now it is safe to\nremove the check of qlen!=0 from both fq_codel_dequeue() and\ncodel_qdisc_dequeue()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-02T14:16:02.623Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30"
        },
        {
          "url": "https://git.kernel.org/stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1"
        },
        {
          "url": "https://git.kernel.org/stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d"
        },
        {
          "url": "https://git.kernel.org/stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483"
        },
        {
          "url": "https://git.kernel.org/stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31"
        },
        {
          "url": "https://git.kernel.org/stable/c/342debc12183b51773b3345ba267e9263bdfaaef"
        }
      ],
      "title": "codel: remove sch-\u003eq.qlen check before qdisc_tree_reduce_backlog()",
      "x_generator": {
        "engine": "bippy-1.1.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-37798",
    "datePublished": "2025-05-02T14:16:02.623Z",
    "dateReserved": "2025-04-16T04:51:23.941Z",
    "dateUpdated": "2025-05-02T14:16:02.623Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Log in or create an account to share your comment.

Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

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.