CVE-2026-21366 — Integer Overflow or Wraparound in Data Network Stack & Connectivity

Description (CNA)

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

Affected (CNA)

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

Vendor / product

Versions

Qualcomm, Inc. / Snapdragon

affected LeMans_AU_LGIT; affected LeMansAU; affected QAM8255P; affected QAM8295P; affected QAM8620P; affected QAMSRV1H; affected QAMSRV1M; affected QCA6574AU; affected QCA6595; affected QCA6595AU; affected QCA6688AQ; affected QCA6696; affected QCA6698AQ; affected QCA6797AQ; affected QCA8695AU; affected SA6145P; affected SA6150P; affected SA6155P; affected SA7255P; affected SA7775P; affected SA8145P; affected SA8150P; affected SA8155P; affected SA8195P; affected SA8255P; affected SA8295P; affected SA8540P; affected SA8620P; affected SA8770P; affected SA9000P; affected SRV1H; affected SRV1L; affected SRV1M

CWE

CWE-190

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2026-bulletin.html

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.