CVE-2026-25278

Time-of-check Time-of-use (TOCTOU) Race Condition in Automotive Software platform based on QNX

State: Published
Severity: 7.8 High
Published: Sep 17, 2026
Updated: Sep 17, 2026
Reserved: Feb 2, 2026

Description

Memory Corruption when processing I2C transfer requests due to a race condition between memory allocation and data copying.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	qualcomm

Weaknesses

CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

Affected Products

Product	Versions
SnapdragonQualcomm, Inc.	LeMans_AU_LGITAffected LeMansAUAffected QAM8255PAffected QAM8295PAffected QAM8620PAffected QAMSRV1HAffected QAMSRV1MAffected QCA6574AUAffected QCA6595Affected QCA6595AUAffected QCA6688AQAffected QCA6696Affected QCA6698AQAffected QCA6797AQAffected QCA8695AUAffected SA6155PAffected SA7255PAffected SA7775PAffected SA8155PAffected SA8195PAffected SA8255PAffected SA8295PAffected SA8540PAffected SA8620PAffected SA8770PAffected and 4 more versions

Product

Versions

SnapdragonQualcomm, Inc.

LeMans_AU_LGITAffected
LeMansAUAffected
QAM8255PAffected
QAM8295PAffected
QAM8620PAffected
QAMSRV1HAffected
QAMSRV1MAffected
QCA6574AUAffected
QCA6595Affected
QCA6595AUAffected
QCA6688AQAffected
QCA6696Affected
QCA6698AQAffected
QCA6797AQAffected
QCA8695AUAffected
SA6155PAffected
SA7255PAffected
SA7775PAffected
SA8155PAffected
SA8195PAffected
SA8255PAffected
SA8295PAffected
SA8540PAffected
SA8620PAffected
SA8770PAffected
and 4 more versions

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html

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