CVE-2020-0423 (GCVE-0-2020-0423)

Vulnerability from cvelistv5 – Published: 2020-10-14 13:07 – Updated: 2024-08-04 06:02
VLAI
Summary
In binder_release_work of binder.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-161151868References: N/A
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • Elevation of privilege
Assigner
References
Impacted products
Vendor Product Version
n/a Android Affected: Android kernel
Show details on NVD website
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      "cve": "CVE-2020-0423",
      "id": "CVE-2020-0423",
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      "source": "Red Hat CSAF VEX",
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      "title": "kernel: use-after-free in binder_release_work of binder.c due to improper locking may lead to local escalation of privilege",
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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.