Description
A missing bounds check in image blurring code prior to WhatsApp for Android v2.21.22.7 and WhatsApp Business for Android v2.21.22.7 could have allowed an out-of-bounds write if a user sent a malicious image.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://www.whatsapp.com/security/advisories/2021/
Scores
CVSS v3
9.8
EPSS
0.0090
EPSS Percentile
75.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-122
CWE-787
Status
published
Products (2)
whatsapp/whatsapp
< 2.21.22.7
whatsapp/whatsapp_business
< 2.21.22.7
Published
Dec 07, 2021
Tracked Since
Feb 18, 2026