Time-of-check Time-of-use (TOCTOU) Race Condition in Automotive Software platform based on QNX
Summary
| CVE | CVE-2026-25278 |
|---|---|
| State | PUBLISHED |
| Assigner | qualcomm |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-17 05:17:00 UTC |
| Updated | 2026-09-22 19:21:05 UTC |
| Description | Memory Corruption when processing I2C transfer requests due to a race condition between memory allocation and data copying. |
Risk And Classification
Primary CVSS: v3.1 7 HIGH from [email protected]
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.000520000 probability, percentile 0.000020000 (date 2026-09-23)
Problem Types: CWE-367 | CWE-367 CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7 | HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | [email protected] | Secondary | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
HighPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Qualcomm | Lemansau | - | All | All | All |
| Operating System | Qualcomm | Lemansau Firmware | - | All | All | All |
| Hardware | Qualcomm | Lemans Au Lgit | - | All | All | All |
| Operating System | Qualcomm | Lemans Au Lgit Firmware | - | All | All | All |
| Hardware | Qualcomm | Qam8255p | - | All | All | All |
| Operating System | Qualcomm | Qam8255p Firmware | - | All | All | All |
| Hardware | Qualcomm | Qam8295p | - | All | All | All |
| Operating System | Qualcomm | Qam8295p Firmware | - | All | All | All |
| Hardware | Qualcomm | Qam8620p | - | All | All | All |
| Operating System | Qualcomm | Qam8620p Firmware | - | All | All | All |
| Hardware | Qualcomm | Qamsrv1h | - | All | All | All |
| Operating System | Qualcomm | Qamsrv1h Firmware | - | All | All | All |
| Hardware | Qualcomm | Qamsrv1m | - | All | All | All |
| Operating System | Qualcomm | Qamsrv1m Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca6574au | - | All | All | All |
| Operating System | Qualcomm | Qca6574au Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca6595 | - | All | All | All |
| Hardware | Qualcomm | Qca6595au | - | All | All | All |
| Operating System | Qualcomm | Qca6595au Firmware | - | All | All | All |
| Operating System | Qualcomm | Qca6595 Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca6688aq | - | All | All | All |
| Operating System | Qualcomm | Qca6688aq Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca6696 | - | All | All | All |
| Operating System | Qualcomm | Qca6696 Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca6698aq | - | All | All | All |
| Operating System | Qualcomm | Qca6698aq Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca6797aq | - | All | All | All |
| Operating System | Qualcomm | Qca6797aq Firmware | - | All | All | All |
| Hardware | Qualcomm | Qca8695au | - | All | All | All |
| Operating System | Qualcomm | Qca8695au Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa6155p | - | All | All | All |
| Operating System | Qualcomm | Sa6155p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa7255p | - | All | All | All |
| Operating System | Qualcomm | Sa7255p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa7775p | - | All | All | All |
| Operating System | Qualcomm | Sa7775p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8155p | - | All | All | All |
| Operating System | Qualcomm | Sa8155p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8195p | - | All | All | All |
| Operating System | Qualcomm | Sa8195p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8255p | - | All | All | All |
| Operating System | Qualcomm | Sa8255p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8295p | - | All | All | All |
| Operating System | Qualcomm | Sa8295p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8540p | - | All | All | All |
| Operating System | Qualcomm | Sa8540p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8620p | - | All | All | All |
| Operating System | Qualcomm | Sa8620p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa8770p | - | All | All | All |
| Operating System | Qualcomm | Sa8770p Firmware | - | All | All | All |
| Hardware | Qualcomm | Sa9000p | - | All | All | All |
| Operating System | Qualcomm | Sa9000p Firmware | - | All | All | All |
| Hardware | Qualcomm | Srv1h | - | All | All | All |
| Operating System | Qualcomm | Srv1h Firmware | - | All | All | All |
| Hardware | Qualcomm | Srv1l | - | All | All | All |
| Operating System | Qualcomm | Srv1l Firmware | - | All | All | All |
| Hardware | Qualcomm | Srv1m | - | All | All | All |
| Operating System | Qualcomm | Srv1m Firmware | - | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Qualcomm Inc. | Snapdragon | affected LeMans_AU_LGIT | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected LeMansAU | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QAM8255P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QAM8295P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QAM8620P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QAMSRV1H | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QAMSRV1M | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6574AU | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6595 | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6595AU | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6688AQ | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6696 | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6698AQ | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA6797AQ | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected QCA8695AU | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA6155P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA7255P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA7775P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8155P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8195P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8255P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8295P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8540P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8620P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA8770P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SA9000P | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SRV1H | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SRV1L | Snapdragon Auto |
| CNA | Qualcomm Inc. | Snapdragon | affected SRV1M | Snapdragon Auto |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulle... | [email protected] | docs.qualcomm.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.