Memory Allocation Vulnerability in Samsung Mobile and Wearable Processors
CVE-2025-58342

6.2MEDIUM

Key Information:

Vendor

Samsung
Status
Exynos Mobile Processor and Wearable Processor
Vendor
CVE Published:
3 February 2026

What is CVE-2025-58342?

A critical issue has been discovered in the Wi-Fi driver for multiple Samsung Mobile and Wearable Processors. This vulnerability arises from unbounded memory allocation during a write operation to /proc/driver/unifi0/uapsd, potentially allowing for kernel memory exhaustion. If exploited, this vulnerability could impact the stability and performance of affected devices, posing a risk to user data and device functionality.

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References

https://semiconductor.samsung.com/support/quality-support...
https://semiconductor.samsung.com/support/quality-support...

CVSS V3.1

Score:
6.2
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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