CVE-2021-47425 (GCVE-0-2021-47425)

Vulnerability from cvelistv5 – Published: 2024-05-21 15:04 – Updated: 2025-05-04 07:10
VLAI?
Title
i2c: acpi: fix resource leak in reconfiguration device addition
Summary
In the Linux kernel, the following vulnerability has been resolved: i2c: acpi: fix resource leak in reconfiguration device addition acpi_i2c_find_adapter_by_handle() calls bus_find_device() which takes a reference on the adapter which is never released which will result in a reference count leak and render the adapter unremovable. Make sure to put the adapter after creating the client in the same manner that we do for OF. [wsa: fixed title]
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 525e6fabeae286848592363bda13bc34b59bb5ac , < b8090a84d7758b929d348bafbd86bb7a10c5fb63 (git)
Affected: 525e6fabeae286848592363bda13bc34b59bb5ac , < 3d9d458a8aaafa47268ea4f1b4114a9f12927989 (git)
Affected: 525e6fabeae286848592363bda13bc34b59bb5ac , < 60bacf259e8c2eb2324f3e13275200baaee9494b (git)
Affected: 525e6fabeae286848592363bda13bc34b59bb5ac , < f86de018fd7a24ee07372d55ffa7824f0c674a95 (git)
Affected: 525e6fabeae286848592363bda13bc34b59bb5ac , < 90f1077c9184ec2ae9989e4642f211263f301694 (git)
Affected: 525e6fabeae286848592363bda13bc34b59bb5ac , < 6558b646ce1c2a872fe1c2c7cb116f05a2c1950f (git)
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    Linux Linux Affected: 4.8
Unaffected: 0 , < 4.8 (semver)
Unaffected: 4.14.251 , ≤ 4.14.* (semver)
Unaffected: 4.19.211 , ≤ 4.19.* (semver)
Unaffected: 5.4.153 , ≤ 5.4.* (semver)
Unaffected: 5.10.73 , ≤ 5.10.* (semver)
Unaffected: 5.14.12 , ≤ 5.14.* (semver)
Unaffected: 5.15 , ≤ * (original_commit_for_fix)
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  • 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.
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  • 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.



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