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CVE-2022-49370 (GCVE-0-2022-49370)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:11 – Updated: 2026-05-11 18:58
VLAI
Title
firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
Summary
In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix this issue by calling kobject_put().
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 19:42 UTC
CWE
  • CWE-401 - Missing Release of Memory after Effective Lifetime
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < a9bfb37d6ba7c376b0d53337a4c5f5ff324bd725 (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < ed38d04342dfbe9e5aca745c8b5eb4188a74f0ef (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < c66cc3c62870a27ea8f060a7e4c1ad8d26dd3f0d (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < a724634b2a49f6ff0177a9e19a5a92fc1545e1b7 (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < 985706bd3bbeffc8737bc05965ca8d24837bc7db (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < fdffa4ad8f6bf1ece877edfb807f2b2c729d8578 (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < 3ba359ebe914ac3f8c6c832b28007c14c39d3766 (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < ec752973aa721ee281d5441e497364637c626c7b (git)
Affected: 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181 , < 660ba678f9998aca6db74f2dd912fa5124f0fa31 (git)
guessed Create a notification for this product.
Linux Linux Affected: 2.6.39
Unaffected: 0 , < 2.6.39 (semver)
Unaffected: 4.9.318 , ≤ 4.9.* (semver)
Unaffected: 4.14.283 , ≤ 4.14.* (semver)
Unaffected: 4.19.247 , ≤ 4.19.* (semver)
Unaffected: 5.4.198 , ≤ 5.4.* (semver)
Unaffected: 5.10.122 , ≤ 5.10.* (semver)
Unaffected: 5.15.47 , ≤ 5.15.* (semver)
Unaffected: 5.17.15 , ≤ 5.17.* (semver)
Unaffected: 5.18.4 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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Solucione este problema llamando a 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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-29T21:05:28+00:00",
      "cve": "CVE-2022-49370",
      "id": "CVE-2022-49370",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_affected": "184",
      "product_status:known_not_affected": "90",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49370.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-02T02:04:45Z",
      "cve": "CVE-2022-49370",
      "id": "CVE-2022-49370",
      "initial_release_date": "2025-02-27T03:08:02Z",
      "product_status:known_affected": "499",
      "product_status:known_not_affected": "148",
      "product_status:recommended": "333",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49370",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49370.json",
      "version": "57"
    },
    "vulnrichment": {
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\"https://git.kernel.org/stable/c/985706bd3bbeffc8737bc05965ca8d24837bc7db\"}, {\"url\": \"https://git.kernel.org/stable/c/fdffa4ad8f6bf1ece877edfb807f2b2c729d8578\"}, {\"url\": \"https://git.kernel.org/stable/c/3ba359ebe914ac3f8c6c832b28007c14c39d3766\"}, {\"url\": \"https://git.kernel.org/stable/c/ec752973aa721ee281d5441e497364637c626c7b\"}, {\"url\": \"https://git.kernel.org/stable/c/660ba678f9998aca6db74f2dd912fa5124f0fa31\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nfirmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle\\n\\nkobject_init_and_add() takes reference even when it fails.\\nAccording to the doc of kobject_init_and_add()\\n\\n   If this function returns an error, kobject_put() must be called to\\n   properly clean up the memory associated with the object.\\n\\nFix this issue by calling kobject_put().\"}], \"cpeApplicability\": 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      "cveMetadata": "{\"cveId\": \"CVE-2022-49370\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T18:58:22.481Z\", \"dateReserved\": \"2025-02-26T02:08:31.555Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-02-26T02:11:13.176Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.