Allele Security Alert
A user controlled parameter used in video call could have allowed an out-of-bounds write on 32-bit devices
WhatsApp for Android versions before v2.20.17
WhatsApp Business for Android versions before v2.20.7
WhatsApp for iPhone versions before v2.20.20
WhatsApp Business for iPhone versions before v2.20.20
WhatsApp for Android version v2.20.17
WhatsApp Business for Android version v2.20.7
WhatsApp for iPhone version v2.20.20
WhatsApp Business for iPhone version v2.20.20
Proof of concept
A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17, WhatsApp Business for Android prior to v2.20.7, WhatsApp for iPhone prior to v2.20.20, and WhatsApp Business for iPhone prior to v2.20.20 could have allowed an out-of-bounds write on 32-bit devices.
WhatsApp Security Advisories
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Last modified: September 9, 2020