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CVE-2022-50427 (GCVE-0-2022-50427)

Vulnerability from cvelistv5 – Published: 2025-10-01 11:42 – Updated: 2026-05-11 19:19
VLAI
Title
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < a602ec9d88f177dba78bc97fb1adecc7a71ff279 (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < 0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < ee8bf0946f62ef00e5db4b613a9f664ac567259a (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < 758dbcc6fbf2286eff02743b093c70a18a407d66 (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < bfce73088682ef0770da951f51156c36a89be490 (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < 4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < c68b2e9ef246117f696e360bbdd2f5736b3a7127 (git)
Affected: 0ca06a00e206b963587ac471e6d1c52bf33b9a18 , < 4881bda5ea05c8c240fc8afeaa928e2bc43f61fa (git)
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Linux Linux Affected: 2.6.14
Unaffected: 0 , < 2.6.14 (semver)
Unaffected: 4.9.332 , ≤ 4.9.* (semver)
Unaffected: 4.14.298 , ≤ 4.14.* (semver)
Unaffected: 4.19.264 , ≤ 4.19.* (semver)
Unaffected: 5.4.223 , ≤ 5.4.* (semver)
Unaffected: 5.10.153 , ≤ 5.10.* (semver)
Unaffected: 5.15.77 , ≤ 5.15.* (semver)
Unaffected: 6.0.7 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)
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    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-30T10:19:52+00:00",
      "cve": "CVE-2022-50427",
      "id": "CVE-2022-50427",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:fixed": "321",
      "product_status:known_affected": "66",
      "product_status:known_not_affected": "90",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-50427.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-09-02T02:00:32Z",
      "cve": "CVE-2022-50427",
      "id": "CVE-2022-50427",
      "initial_release_date": "2025-10-01T23:32:57Z",
      "product_status:known_affected": "497",
      "product_status:known_not_affected": "139",
      "product_status:recommended": "320",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-50427",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-50427.json",
      "version": "37"
    }
  }
}



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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

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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.