CVE-2022-49682 (GCVE-0-2022-49682)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:24 – Updated: 2026-05-11 19:04
VLAI
Title
xtensa: Fix refcount leak bug in time.c
Summary
In the Linux kernel, the following vulnerability has been resolved: xtensa: Fix refcount leak bug in time.c In calibrate_ccount(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
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 19:32 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < 3e5eb904d9ba657308fc75a5de434b0e58dcb8d7 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < 7de4502af68f4f3932f450157f5483eb7b33cb74 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < f1eaf4ba5372ad111f687a80c67e270708e14c23 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < e5234a9d64a976abd134a14710dcd5188158a7c5 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < af0ff2da01521144bc11194f4c26485d7c9cee73 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < 0dcc1dd8a5dd9240639f1051dfaa2dffc9fbbde5 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < 0e403a383c14b63c86bd9df085b7e573e9caee64 (git)
Affected: 205ad548a7426fb6813760cd9917d3fc24122576 , < a0117dc956429f2ede17b323046e1968d1849150 (git)
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Linux Linux Affected: 4.9
Unaffected: 0 , < 4.9 (semver)
Unaffected: 4.9.321 , ≤ 4.9.* (semver)
Unaffected: 4.14.286 , ≤ 4.14.* (semver)
Unaffected: 4.19.250 , ≤ 4.19.* (semver)
Unaffected: 5.4.202 , ≤ 5.4.* (semver)
Unaffected: 5.10.127 , ≤ 5.10.* (semver)
Unaffected: 5.15.51 , ≤ 5.15.* (semver)
Unaffected: 5.18.8 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
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      "cve": "CVE-2022-49682",
      "id": "CVE-2022-49682",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: xtensa: Fix refcount leak bug in time.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49682.json",
      "version": "3"
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      "current_release_date": "2026-08-13T02:23:45Z",
      "cve": "CVE-2022-49682",
      "id": "CVE-2022-49682",
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      "product_status:known_not_affected": "352",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49682",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49682.json",
      "version": "15"
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      "cveMetadata": "{\"cveId\": \"CVE-2022-49682\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T19:04:39.413Z\", \"dateReserved\": \"2025-02-26T02:21:30.440Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-02-26T02:24:10.703Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Tags
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.