Integer overflow in Qualcomm, Inc. Snapdragon
CVE-2026-21366
Memory corruption while processing a packet with a size close to the maximum allowed value.
Vulnerability class: Integer Overflow
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Qualcomm, Inc. Snapdragon — versions LeMans_AU_LGIT, LeMansAU, QAM8255P
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-21366?
- CVE-2026-21366 is a high-severity vulnerability in Qualcomm, Inc. Snapdragon, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2026-08-04.
- How severe is CVE-2026-21366?
- High severity. CVSS v3 base score is 7.8 out of 10.