CVE-2021-24043

2022-02-0211:59:31

facebook

www.cve.org

rtcp parsing

android

ios

desktop

out-of-bounds heap read

AI Score

8.9

Confidence

High

EPSS

0.001

Percentile

50.5%

JSON

A missing bound check in RTCP flag parsing code prior to WhatsApp for Android v2.21.23.2, WhatsApp Business for Android v2.21.23.2, WhatsApp for iOS v2.21.230.6, WhatsApp Business for iOS 2.21.230.7, and WhatsApp Desktop v2.2145.0 could have allowed an out-of-bounds heap read if a user sent a malformed RTCP packet during an established call.

References

www.whatsapp.com/security/advisories/2021/