CVE-2022-49107 (GCVE-0-2022-49107)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:54 – Updated: 2026-05-11 18:53
VLAI
Title
ceph: fix memory leak in ceph_readdir when note_last_dentry returns error
Summary
In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in ceph_readdir when note_last_dentry returns error Reset the last_readdir at the same time, and add a comment explaining why we don't free last_readdir when dir_emit returns false.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-401 - Missing Release of Memory after Effective Lifetime
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 9030aaf9bf0a1eee47a154c316c789e959638b0f , < f4429786129648a8f4bb1e5faa143c4478cc5c4a (git)
Affected: 9030aaf9bf0a1eee47a154c316c789e959638b0f , < 2fe82d3254029ef9ec4e7be890125d5ef4f537de (git)
Affected: 9030aaf9bf0a1eee47a154c316c789e959638b0f , < e792575b902a3939ca482491ee9fb3a236f99640 (git)
Affected: 9030aaf9bf0a1eee47a154c316c789e959638b0f , < 7f740ede35132d3d5d19747cad56a511d21bb156 (git)
Affected: 9030aaf9bf0a1eee47a154c316c789e959638b0f , < f639d9867eea647005dc824e0e24f39ffc50d4e4 (git)
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Linux Linux Affected: 2.6.34
Unaffected: 0 , < 2.6.34 (semver)
Unaffected: 5.10.111 , ≤ 5.10.* (semver)
Unaffected: 5.15.34 , ≤ 5.15.* (semver)
Unaffected: 5.16.20 , ≤ 5.16.* (semver)
Unaffected: 5.17.3 , ≤ 5.17.* (semver)
Unaffected: 5.18 , ≤ * (original_commit_for_fix)
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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.