CVE-2023-20928

Summary

In binder_vma_close of binder.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-254837884References: Upstream kernel

Affected Software

Weaknesses

• Elevation of privilege

ADP Enrichment

CVE Program Container

Additional References

• https://source.android.com/security/bulletin/2023-01-01
• http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Security-Issues.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

References

• https://source.android.com/security/bulletin/2023-01-01
• http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Security-Issues.html

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