CVE-2021-39805 (Medium) detected in https://source.codeaurora.org/quic/la/platform/system/bt/LA.AU.0.1.1.r1-04800-gen3meta.0

[mend-bolt-for-github]

CVE-2021-39805 - Medium Severity Vulnerability

Vulnerable Library - https://source.codeaurora.org/quic/la/platform/system/bt/LA.AU.0.1.1.r1-04800-gen3meta.0

Library home page: https://source.codeaurora.org/quic/la/platform/system/bt/

Found in HEAD commit: 0e5f2721b71bff2fa932e2b0bbc402d49ed73651

Found in base branch: master

Vulnerable Source Files (1)

/stack/l2cap/l2c_ble.cc

Vulnerability Details

In l2cble_process_sig_cmd of l2c_ble.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure through Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12LAndroid ID: A-212694559

Publish Date: 2022-04-12

URL: CVE-2021-39805

CVSS 3 Score Details (6.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Adjacent
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://android.googlesource.com/platform/system/bt/+/1e38a411e70f7f9fa6b78e4e75479e818f20e401

Release Date: 2022-04-12

Fix Resolution: android-12.1.0_r3

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