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In phTmlNfc_Init and phTmlNfc_CleanUp of phTmlNfc.cc,...

High severity Unreviewed Published Jan 15, 2022 to the GitHub Advisory Database • Updated Feb 3, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

In phTmlNfc_Init and phTmlNfc_CleanUp of phTmlNfc.cc, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-197353344

References

Published by the National Vulnerability Database Jan 14, 2022
Published to the GitHub Advisory Database Jan 15, 2022
Last updated Feb 3, 2023

Severity

High

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(7th percentile)

Weaknesses

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Learn more on MITRE.

CVE ID

CVE-2021-39629

GHSA ID

GHSA-4f47-65f7-v2g8

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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