Vulnerability-Lookup

GHSA-9HW8-MM2W-94WP

Vulnerability from github – Published: 2024-07-12 15:31 – Updated: 2025-11-04 00:30

Details

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

net/mlx5: Fix tainted pointer delete is case of flow rules creation fail

In case of flow rule creation fail in mlx5_lag_create_port_sel_table(), instead of previously created rules, the tainted pointer is deleted deveral times. Fix this bug by using correct flow rules pointers.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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  "affected": [],
  "aliases": [
    "CVE-2024-40940"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-415"
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    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-07-12T13:15:16Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Fix tainted pointer delete is case of flow rules creation fail\n\nIn case of flow rule creation fail in mlx5_lag_create_port_sel_table(),\ninstead of previously created rules, the tainted pointer is deleted\ndeveral times.\nFix this bug by using correct flow rules pointers.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.",
  "id": "GHSA-9hw8-mm2w-94wp",
  "modified": "2025-11-04T00:30:54Z",
  "published": "2024-07-12T15:31:28Z",
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-40940"
    },
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      "url": "https://git.kernel.org/stable/c/229bedbf62b13af5aba6525ad10b62ad38d9ccb5"
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      "url": "https://git.kernel.org/stable/c/531eab2da27dd42d68dfb841d82e987f4a6738b8"
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      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d857df86837ac1c30592e8a068204d16feac9930"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
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      "type": "CVSS_V3"
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}

CVE-2024-40940 (GCVE-0-2024-40940)

Vulnerability from cvelistv5 – Published: 2024-07-12 12:25 – Updated: 2026-05-11 20:22

Title

net/mlx5: Fix tainted pointer delete is case of flow rules creation fail

Summary

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix tainted pointer delete is case of flow rules creation fail In case of flow rule creation fail in mlx5_lag_create_port_sel_table(), instead of previously created rules, the tainted pointer is deleted deveral times. Fix this bug by using correct flow rules pointers. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Severity

No CVSS data available.

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

Assigner

Linux

References

5 references

URL	Tags
https://git.kernel.org/stable/c/531eab2da27dd42d6…
https://git.kernel.org/stable/c/d857df86837ac1c30…
https://git.kernel.org/stable/c/a03a3fa12769e25f4…
https://git.kernel.org/stable/c/229bedbf62b13af5a…
https://lists.debian.org/debian-lts-announce/2025…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 352899f384d4aefa77ede6310d08c1b515612a8f , < 531eab2da27dd42d68dfb841d82e987f4a6738b8 (git) Affected: 352899f384d4aefa77ede6310d08c1b515612a8f , < d857df86837ac1c30592e8a068204d16feac9930 (git) Affected: 352899f384d4aefa77ede6310d08c1b515612a8f , < a03a3fa12769e25f4385bee587afe1445aee7f7a (git) Affected: 352899f384d4aefa77ede6310d08c1b515612a8f , < 229bedbf62b13af5aba6525ad10b62ad38d9ccb5 (git)
Linux	Linux	Affected: 5.19 Unaffected: 0 , < 5.19 (semver) Unaffected: 6.1.95 , ≤ 6.1.* (semver) Unaffected: 6.6.35 , ≤ 6.6.* (semver) Unaffected: 6.9.6 , ≤ 6.9.* (semver) Unaffected: 6.10 , ≤ * (original_commit_for_fix)

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JSON

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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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-9HW8-MM2W-94WP

CVE-2024-40940 (GCVE-0-2024-40940)

Tags

Sightings

Nomenclature