Memory Corruption Issue in Qualcomm Products During IOCTL Data Submission
CVE-2025-21455

7.8HIGH

Key Information:

Vendor

Qualcomm
Status
Snapdragon
Vendor
CVE Published:
6 August 2025

What is CVE-2025-21455?

A memory corruption vulnerability exists in Qualcomm products when submitting blob data to kernel space via IOCTL (Input/Output Control). This issue can potentially allow attackers to manipulate memory in a way that leads to arbitrary code execution or system instability. It is essential for users to apply all available security updates and patches from Qualcomm to mitigate risks associated with this vulnerability.

Affected Version(s)

Snapdragon Snapdragon Compute FastConnect 6800

Snapdragon Snapdragon Compute FastConnect 6900

Snapdragon Snapdragon Compute FastConnect 7800

References

https://docs.qualcomm.com/product/publicresources/securit...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-21455 : Memory Corruption Issue in Qualcomm Products During IOCTL Data Submission