CVE-2026-21366 PUBLISHED

Integer Overflow or Wraparound in Data Network Stack & Connectivity

Assigner: qualcomm
Reserved: 17.12.2025 Published: 04.08.2026 Updated: 04.08.2026

Memory corruption while processing a packet with a size close to the maximum allowed value.

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 7.8

CVSS 3.1

Vendor	Qualcomm, Inc.
Product	Snapdragon
Versions	Default: unaffected Version LeMans_AU_LGIT is affected Version LeMansAU is affected Version QAM8255P is affected Version QAM8295P is affected Version QAM8620P is affected Version QAMSRV1H is affected Version QAMSRV1M is affected Version QCA6574AU is affected Version QCA6595 is affected Version QCA6595AU is affected Version QCA6688AQ is affected Version QCA6696 is affected Version QCA6698AQ is affected Version QCA6797AQ is affected Version QCA8695AU is affected Version SA6145P is affected Version SA6150P is affected Version SA6155P is affected Version SA7255P is affected Version SA7775P is affected Version SA8145P is affected Version SA8150P is affected Version SA8155P is affected Version SA8195P is affected Version SA8255P is affected Version SA8295P is affected Version SA8540P is affected Version SA8620P is affected Version SA8770P is affected Version SA9000P is affected Version SRV1H is affected Version SRV1L is affected Version SRV1M is affected