CVE-2026-25271: Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service
Published Jul 6, 2026
·Updated
Memory Corruption when processing asynchronous input parameters due to improper handling of modified values between check and use.
Affected Software
42 affected components
All of the following
Qualcomm Cologne Firmware
Qualcomm Cologne
All of the following
Qualcomm Fastconnect 6900 Firmware
Qualcomm Fastconnect 6900
All of the following
Qualcomm Fastconnect 7800 Firmware
Qualcomm Fastconnect 7800
All of the following
Qualcomm Iqx5121 Firmware
Qualcomm Iqx5121
All of the following
Qualcomm Iqx7181 Firmware
Qualcomm Iqx7181
All of the following
Qualcomm Qca0000 Firmware
Qualcomm Qca0000
All of the following
Qualcomm Sc8380xp Firmware
Qualcomm Sc8380xp
All of the following
Qualcomm Wcd9378c Firmware
Qualcomm Wcd9378c
All of the following
Qualcomm Wcd9380 Firmware
Qualcomm Wcd9380
All of the following
Qualcomm Wcd9385 Firmware
Qualcomm Wcd9385
All of the following
Qualcomm Wsa8840 Firmware
Qualcomm Wsa8840
All of the following
Qualcomm Wsa8845 Firmware
Qualcomm Wsa8845
All of the following
Qualcomm Wsa8845h Firmware
Qualcomm Wsa8845h
All of the following
Qualcomm X2000077 Firmware
Qualcomm X2000077
All of the following
Qualcomm X2000086 Firmware
Qualcomm X2000086
All of the following
Qualcomm X2000090 Firmware
Qualcomm X2000090
All of the following
Qualcomm X2000092 Firmware
Qualcomm X2000092
All of the following
Qualcomm X2000094 Firmware
Qualcomm X2000094
All of the following
Qualcomm Xg101002 Firmware
Qualcomm Xg101002
All of the following
Qualcomm Xg101032 Firmware
Qualcomm Xg101032
All of the following
Qualcomm Xg101039 Firmware
Qualcomm Xg101039
Event History
Jul 6, 2026
CVE Published
via MITRE·08:09 PM
Data Sourced
via MITRE·08:09 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-25271?
The severity of CVE-2026-25271 is rated as high with a score of 7.8.
2
What vulnerabilities does CVE-2026-25271 present?
CVE-2026-25271 presents a risk of memory corruption due to a Time-of-check Time-of-use race condition.
3
How do I mitigate CVE-2026-25271?
Mitigation strategies for CVE-2026-25271 include ensuring proper synchronization when handling asynchronous input parameters.
4
What systems are affected by CVE-2026-25271?
CVE-2026-25271 affects systems utilizing DSP services where asynchronous input parameters are processed.
5
What are the potential impacts of CVE-2026-25271?
The potential impacts of CVE-2026-25271 include unauthorized access, data corruption, and denial of service.