Heap-based Buffer Overflow in Qualcomm products - CVE-2026-21372
Published: April 15, 2026
Vulnerability identifier: #VU126192
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-21372
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to improper input validation in Power Management IC. A local application can execute arbitrary code.
Affected software
WCD9385
XG101039
XG101032
XG101002
X2000094
X2000092
X2000090
X2000086
X2000077
WSA8845H
WSA8845
WSA8840
WCN3988
WCN3950
Cologne
WCD9380
WCD9378C
WCD9375
WCD9370
Snapdragon 7c+ Gen 3 Compute
Snapdragon 662 Mobile Platform
Snapdragon 460 Mobile Platform
Qualcomm Video Collaboration VC3 Platform
QCM6490
QCM5430
FastConnect 7800
FastConnect 6900
FastConnect 6700
XG101039
XG101032
XG101002
X2000094
X2000092
X2000090
X2000086
X2000077
WSA8845H
WSA8845
WSA8840
WCN3988
WCN3950
Cologne
WCD9380
WCD9378C
WCD9375
WCD9370
Snapdragon 7c+ Gen 3 Compute
Snapdragon 662 Mobile Platform
Snapdragon 460 Mobile Platform
Qualcomm Video Collaboration VC3 Platform
QCM6490
QCM5430
FastConnect 7800
FastConnect 6900
FastConnect 6700
How to mitigate CVE-2026-21372
Install security update from vendor's website.