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Unrated severityNVD Advisory· Published Jan 4, 2022· Updated May 22, 2025

CVE-2021-24042

CVE-2021-24042

Description

The calling logic for WhatsApp for Android prior to v2.21.23, WhatsApp Business for Android prior to v2.21.23, WhatsApp for iOS prior to v2.21.230, WhatsApp Business for iOS prior to v2.21.230, WhatsApp for KaiOS prior to v2.2143, WhatsApp Desktop prior to v2.2146 could have allowed an out-of-bounds write if a user makes a 1:1 call to a malicious actor.

Affected products

7
  • Whatsapp/Whatsappllm-fuzzy
    Range: <2.21.23
  • Facebook/WhatsApp Business for Androidv5
    Range: unspecified
  • Facebook/WhatsApp Business for iOSv5
    Range: unspecified
  • Facebook/WhatsApp Desktopcpe-rescue
    Range: unspecified
  • Facebook/WhatsApp for Androidv5
    Range: unspecified
  • Facebook/WhatsApp for iPhonecpe-rescue
    Range: unspecified
  • Facebook/WhatsApp for KaiOSv5
    Range: unspecified

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

1

News mentions

0

No linked articles in our index yet.