CVE-2026-25278: CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition in Qualcomm, Inc. Snapdragon
Memory Corruption when processing I2C transfer requests due to a race condition between memory allocation and data copying.
AI Analysis
Technical Summary
This vulnerability is a TOCTOU race condition (CWE-367) in Qualcomm Snapdragon processors QCA6595 and QCA6696. It occurs due to a race between memory allocation and data copying when handling I2C transfer requests, causing memory corruption. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability with low attack complexity and requiring low privileges.
Potential Impact
Successful exploitation can lead to memory corruption, potentially allowing an attacker with limited privileges to compromise system confidentiality, integrity, and availability. The vulnerability affects local attack vectors with low complexity and does not require user interaction.
Mitigation Recommendations
No patch or official fix information is currently available. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-25278: CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition in Qualcomm, Inc. Snapdragon
Description
Memory Corruption when processing I2C transfer requests due to a race condition between memory allocation and data copying.
CVSS v3.1
Score 7.8high
Affected software
Qualcomm, Inc.
Snapdragon
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a TOCTOU race condition (CWE-367) in Qualcomm Snapdragon processors QCA6595 and QCA6696. It occurs due to a race between memory allocation and data copying when handling I2C transfer requests, causing memory corruption. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability with low attack complexity and requiring low privileges.
Potential Impact
Successful exploitation can lead to memory corruption, potentially allowing an attacker with limited privileges to compromise system confidentiality, integrity, and availability. The vulnerability affects local attack vectors with low complexity and does not require user interaction.
Mitigation Recommendations
No patch or official fix information is currently available. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- qualcomm
- Date Reserved
- 2026-02-02T04:19:00.941Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aab6d4c55bf5e2cf5bd417d
Added to database: 09/17/2026, 04:32:12 UTC
Last enriched: 09/17/2026, 04:47:21 UTC
Last updated: 09/17/2026, 22:12:05 UTC
Views: 7
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