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CVE-2023-40090 In BTM_BleVerifySignature of btm_ble.cc, there is a possible way to bypass signature validation due to side channel…

Description

In BTM_BleVerifySignature of btm_ble.cc, there is a possible way to bypass signature validation due to side channel information disclosure. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products and versions

Product Affected versions Fixed in
Android 14 No fix stated
Android 13 No fix stated
Android 12 12L → 12 No fix stated
Android 11 No fix stated

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