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CVE-2018-20655 When receiving calls using WhatsApp for iOS, a missing size check when parsing a sender-provided packet allowed for a…

Description

When receiving calls using WhatsApp for iOS, a missing size check when parsing a sender-provided packet allowed for a stack-based overflow. This issue affects WhatsApp for iOS prior to v2.18.90.24 and WhatsApp Business for iOS prior to v2.18.90.24.

Affected products and versions

Product Affected versions Fixed in
WhatsApp for iOS 2.18 earliest → 2.18.90.24 2.18.90.24
WhatsApp Business for iOS 2.18 earliest → 2.18.90.24 2.18.90.24
The 19 CVEs of WhatsApp for iOS →
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