FKIE_CVE-2023-54015

Vulnerability from fkie_nvd - Published: 2025-12-24 11:15 - Updated: 2026-06-17 06:46
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Devcom, fix error flow in mlx5_devcom_register_device In case devcom allocation is failed, mlx5 is always freeing the priv. However, this priv might have been allocated by a different thread, and freeing it might lead to use-after-free bugs. Fix it by freeing the priv only in case it was allocated by the running thread.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1e755065368000205e6683fa924b2654e99f573b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3dfc1004d9afbf689087ae1eafd88f55481984c7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a3a516caef2c5be2f4d171890a8b3415bfab4e5e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/af87194352cad882d787d06fb7efa714acd95427
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d4d10a6df1529b3f446cdada5c25e065f4712756
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/eaa365c10459052cbe3e44caa4ad760cb93bd435
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "3dfc1004d9afbf689087ae1eafd88f55481984c7",
              "status": "affected",
              "version": "fadd59fc50d010145f251db583c7ccef37393d19",
              "versionType": "git"
            },
            {
              "lessThan": "d4d10a6df1529b3f446cdada5c25e065f4712756",
              "status": "affected",
              "version": "fadd59fc50d010145f251db583c7ccef37393d19",
              "versionType": "git"
            },
            {
              "lessThan": "1e755065368000205e6683fa924b2654e99f573b",
              "status": "affected",
              "version": "fadd59fc50d010145f251db583c7ccef37393d19",
              "versionType": "git"
            },
            {
              "lessThan": "eaa365c10459052cbe3e44caa4ad760cb93bd435",
              "status": "affected",
              "version": "fadd59fc50d010145f251db583c7ccef37393d19",
              "versionType": "git"
            },
            {
              "lessThan": "a3a516caef2c5be2f4d171890a8b3415bfab4e5e",
              "status": "affected",
              "version": "fadd59fc50d010145f251db583c7ccef37393d19",
              "versionType": "git"
            },
            {
              "lessThan": "af87194352cad882d787d06fb7efa714acd95427",
              "status": "affected",
              "version": "fadd59fc50d010145f251db583c7ccef37393d19",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.0"
            },
            {
              "lessThan": "5.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.244",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.181",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.114",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.31",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.3.*",
              "status": "unaffected",
              "version": "6.3.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.4",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Devcom, fix error flow in mlx5_devcom_register_device\n\nIn case devcom allocation is failed, mlx5 is always freeing the priv.\nHowever, this priv might have been allocated by a different thread,\nand freeing it might lead to use-after-free bugs.\nFix it by freeing the priv only in case it was allocated by the\nrunning thread."
    }
  ],
  "id": "CVE-2023-54015",
  "lastModified": "2026-06-17T06:46:32.550",
  "metrics": {},
  "published": "2025-12-24T11:15:54.467",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1e755065368000205e6683fa924b2654e99f573b"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3dfc1004d9afbf689087ae1eafd88f55481984c7"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a3a516caef2c5be2f4d171890a8b3415bfab4e5e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/af87194352cad882d787d06fb7efa714acd95427"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d4d10a6df1529b3f446cdada5c25e065f4712756"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/eaa365c10459052cbe3e44caa4ad760cb93bd435"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Deferred"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.