High severity · published Sep 17, 2026
CVE-2026-25278
Time-of-check Time-of-use (TOCTOU) Race Condition in Automotive Software platform based on QNX
7.0
CVSS
0.1%
EPSS
No
On KEV
Description
Memory Corruption when processing I2C transfer requests due to a race condition between memory allocation and data copying.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 0% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SN
Snapdragon · Qualcomm, Inc.
LeMans_AU_LGIT; LeMansAU; QAM8255P; QAM8295P; QAM8620P; QAMSRV1H; +23 more · source: vendor
LA
Lemans AU Lgit Firmware · Qualcomm
All versions, or not specified · source: NVD
LF
Lemansau Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qam8255p Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qam8295p Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qam8620p Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qamsrv1h Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qamsrv1m Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca6574au Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca6595 Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca6595au Firmware · Qualcomm
All versions, or not specified · source: NVD
QF
Qca6688aq Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25278
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25278
Vendor Advisory
https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html
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