#VU110048 Untrusted Pointer Dereference in Qualcomm products - CVE-2025-21486

Vulnerability identifier: #VU110048

Vulnerability risk: Low

CVSSv4.0: 5.9 [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/E:U/U:Clear]

CVE-ID: CVE-2025-21486

CWE-ID: CWE-822

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
FastConnect 6900
Mobile applications / Mobile firmware & hardware
FastConnect 7800
Mobile applications / Mobile firmware & hardware
QMP1000
Mobile applications / Mobile firmware & hardware
SM8735
Mobile applications / Mobile firmware & hardware
SM8750
Mobile applications / Mobile firmware & hardware
SM8750P
Mobile applications / Mobile firmware & hardware
Snapdragon W5+ Gen 1 Wearable Platform
Mobile applications / Mobile firmware & hardware
SW5100
Mobile applications / Mobile firmware & hardware
SW5100P
Mobile applications / Mobile firmware & hardware
SXR2230P
Mobile applications / Mobile firmware & hardware
SXR2250P
Mobile applications / Mobile firmware & hardware
SXR2330P
Mobile applications / Mobile firmware & hardware
WCD9378
Mobile applications / Mobile firmware & hardware
WCD9380
Mobile applications / Mobile firmware & hardware
WCD9385
Mobile applications / Mobile firmware & hardware
WCD9395
Mobile applications / Mobile firmware & hardware
WCN3660B
Mobile applications / Mobile firmware & hardware
WCN3680B
Mobile applications / Mobile firmware & hardware
WCN3980
Mobile applications / Mobile firmware & hardware
WCN3988
Mobile applications / Mobile firmware & hardware
WCN7750
Mobile applications / Mobile firmware & hardware
WCN7860
Mobile applications / Mobile firmware & hardware
WCN7861
Mobile applications / Mobile firmware & hardware
WCN7880
Mobile applications / Mobile firmware & hardware
WCN7881
Mobile applications / Mobile firmware & hardware
WSA8830
Mobile applications / Mobile firmware & hardware
WSA8835
Mobile applications / Mobile firmware & hardware
WSA8840
Mobile applications / Mobile firmware & hardware
WSA8845
Mobile applications / Mobile firmware & hardware
WSA8845H
Mobile applications / Mobile firmware & hardware
WSA8832
Hardware solutions / Firmware

Vendor: Qualcomm

Description

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to improper input validation in DSP Service. A local application can execute arbitrary code.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

FastConnect 6900: All versions

FastConnect 7800: All versions

QMP1000: All versions

SM8735: All versions

SM8750: All versions

SM8750P: All versions

Snapdragon W5+ Gen 1 Wearable Platform: All versions

SW5100: All versions

SW5100P: All versions

SXR2230P: All versions

SXR2250P: All versions

SXR2330P: All versions

WCD9378: All versions

WCD9380: All versions

WCD9385: All versions

WCD9395: All versions

WCN3660B: All versions

WCN3680B: All versions

WCN3980: All versions

WCN3988: All versions

WCN7750: All versions

WCN7860: All versions

WCN7861: All versions

WCN7880: All versions

WCN7881: All versions

WSA8830: All versions

WSA8832: All versions

WSA8835: All versions

WSA8840: All versions

WSA8845: All versions

WSA8845H: All versions

---

External links
https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2025-bulletin.html

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.