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7.8
HIGH CVSS 3.1
CVE-2026-25278
Time-of-check Time-of-use (TOCTOU) Race Condition in Automotive Software platform based on QNX
Overview
Description

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

Details
INFO

Published Date :

Sept. 17, 2026, 5:17 a.m.

Last Modified :

Sept. 22, 2026, 7:21 p.m.

Remotely Exploit :

No

Source :

[email protected]
Impact
Affected Products

The following products are affected by CVE-2026-25278 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Qualcomm qam8295p_firmware
2 Qualcomm qca6574au_firmware
3 Qualcomm qca6595au_firmware
4 Qualcomm qca6696_firmware
5 Qualcomm sa6155p_firmware
6 Qualcomm sa8155p_firmware
7 Qualcomm sa8195p_firmware
8 Qualcomm sa8295p_firmware
9 Qualcomm qca6595_firmware
10 Qualcomm qca6698aq_firmware
11 Qualcomm sa8540p_firmware
12 Qualcomm sa9000p_firmware
13 Qualcomm qam8255p_firmware
14 Qualcomm qca6797aq_firmware
15 Qualcomm sa8255p_firmware
16 Qualcomm qca6574au
17 Qualcomm qca6595
18 Qualcomm qca6595au
19 Qualcomm qca6696
20 Qualcomm sa6155p
21 Qualcomm sa8155p
22 Qualcomm sa8195p
23 Qualcomm sa8770p_firmware
24 Qualcomm qamsrv1h_firmware
25 Qualcomm srv1h_firmware
26 Qualcomm qamsrv1m_firmware
27 Qualcomm srv1m_firmware
28 Qualcomm qca6688aq_firmware
29 Qualcomm qam8295p
30 Qualcomm sa8295p
31 Qualcomm qam8255p
32 Qualcomm qca6698aq
33 Qualcomm sa8255p
34 Qualcomm sa8770p
35 Qualcomm sa9000p
36 Qualcomm qca6797aq
37 Qualcomm sa8540p
38 Qualcomm qamsrv1h
39 Qualcomm qamsrv1m
40 Qualcomm srv1h
41 Qualcomm srv1m
42 Qualcomm qca6688aq
43 Qualcomm sa7255p_firmware
44 Qualcomm sa7255p
45 Qualcomm sa7775p_firmware
46 Qualcomm sa7775p
47 Qualcomm sa8620p_firmware
48 Qualcomm sa8620p
49 Qualcomm qam8620p_firmware
50 Qualcomm qam8620p
51 Qualcomm srv1l_firmware
52 Qualcomm srv1l
53 Qualcomm qca8695au_firmware
54 Qualcomm qca8695au
55 Qualcomm lemans_au_lgit_firmware
56 Qualcomm lemans_au_lgit
57 Qualcomm lemansau_firmware
58 Qualcomm lemansau
: Total Affected Vendor : 1 | Products : 58
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 HIGH 2cfc7d3e-20d3-47ac-8db7-1b7285aff15f
CVSS 3.1 HIGH MITRE-CVE
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
Solution
Fix memory corruption by synchronizing memory allocation and data copying.
  • Synchronize memory allocation and data copy operations.
  • Implement proper locking mechanisms.
  • Update the I2C driver software.
References
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-25278.

URL Resource
https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-25278 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-25278 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-25278 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-25278 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Sep. 22, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:lemans_au_lgit_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:lemans_au_lgit:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:lemansau_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:lemansau:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qam8255p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qam8255p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qam8295p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qam8295p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qam8620p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qam8620p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qamsrv1h_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qamsrv1h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qamsrv1m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qamsrv1m:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6574au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6595_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6595:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6595au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6688aq_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6688aq:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6696:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6698aq_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6698aq:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca6797aq_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca6797aq:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:qca8695au_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:qca8695au:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa6155p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa7255p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa7255p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa7775p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa7775p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8155p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8195p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8255p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8255p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8295p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8295p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8540p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8540p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8620p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8620p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa8770p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa8770p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:sa9000p_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:sa9000p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:srv1h_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:srv1h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:srv1l_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:srv1l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:qualcomm:srv1m_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:qualcomm:srv1m:-:*:*:*:*:*:*:*
    Added Reference Type Qualcomm, Inc.: https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html Types: Vendor Advisory
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 17, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-25278', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-17T14:37:08.902332Z'}
  • New CVE Received by [email protected]

    Sep. 17, 2026

    Action Type Old Value New Value
    Added Description Memory Corruption when processing I2C transfer requests due to a race condition between memory allocation and data copying.
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-367
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/25xxx/CVE-2026-25278.json">CVE-2026-25278</a>
    Added Reference https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact