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Vulnerability record · CVE-2026-25278 · published 17 September 2026

CVE-2026-25278: Qualcomm lemans au lgit firmware toctou race condition vulnerability

Qualcomm · Lemans Au Lgit Firmware

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

7.0 CVSS 3.1 High EPSS 0.05% · top 100.0% CWE-367 · TOCTOU race condition
7.0CVSS 3.1 base score
0.05%EPSS exploitation probability, 30 days
NoNot in CISA KEV
29Affected product versions listed by NVD
1References
22 Sep 2026Last modified by NVD

Description

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

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

29 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-25278), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.