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CVE-2021-47571 (GCVE-0-2021-47571)

Vulnerability from cvelistv5 – Published: 2024-05-24 15:12 – Updated: 2026-05-11 13:57
VLAI
Title
staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect()
Summary
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() The free_rtllib() function frees the "dev" pointer so there is use after free on the next line. Re-arrange things to avoid that.
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-24 19:15 UTC
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < d43aecb694b10db9a4228ce2d38b5ae8de374443 (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < 9186680382934b0e7529d3d70dcc0a21d087683b (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < c0ef0e75a858cbd8618b473f22fbca36106dcf82 (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < bca19bb2dc2d89ce60c4a4a6e59609d4cf2e13ef (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < 2e1ec01af2c7139c6a600bbfaea1a018b35094b6 (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < 8d0163cec7de995f9eb9c3128c83fb84f0cb1c64 (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < e27ee2f607fe6a9b923ef1fc65461c0613c97594 (git)
Affected: 66898177e7e5486dc77a4ba742efa4e2e9e900a4 , < b535917c51acc97fb0761b1edec85f1f3d02bda4 (git)
guessed Create a notification for this product.
Linux Linux Affected: 3.2
Unaffected: 0 , < 3.2 (semver)
Unaffected: 4.4.294 , ≤ 4.4.* (semver)
Unaffected: 4.9.292 , ≤ 4.9.* (semver)
Unaffected: 4.14.257 , ≤ 4.14.* (semver)
Unaffected: 4.19.219 , ≤ 4.19.* (semver)
Unaffected: 5.4.163 , ≤ 5.4.* (semver)
Unaffected: 5.10.83 , ≤ 5.10.* (semver)
Unaffected: 5.15.6 , ≤ 5.15.* (semver)
Unaffected: 5.16 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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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.


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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.