CVE-2026-21384

Summary

Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.

Affected Software

VendorProductVersion RangeStatus
Qualcomm, Inc.SnapdragonFastConnect 6700affected
Qualcomm, Inc.SnapdragonFastConnect 6900affected
Qualcomm, Inc.SnapdragonFastConnect 7800affected
Qualcomm, Inc.SnapdragonLeMans_AU_LGITaffected
Qualcomm, Inc.SnapdragonLeMansAUaffected
Qualcomm, Inc.SnapdragonNetraniaffected
Qualcomm, Inc.SnapdragonPandeiroaffected
Qualcomm, Inc.SnapdragonQAM8255Paffected
Qualcomm, Inc.SnapdragonQAMSRV1Haffected
Qualcomm, Inc.SnapdragonQAMSRV1Maffected
Qualcomm, Inc.SnapdragonQCA6595affected
Qualcomm, Inc.SnapdragonQCA6595AUaffected
Qualcomm, Inc.SnapdragonQCA6678AQaffected
Qualcomm, Inc.SnapdragonQCA6698AQaffected
Qualcomm, Inc.SnapdragonQCA6698AUaffected
Qualcomm, Inc.SnapdragonQCA6797AQaffected
Qualcomm, Inc.SnapdragonQCM4490affected
Qualcomm, Inc.SnapdragonQCM5430affected
Qualcomm, Inc.SnapdragonQCM6490affected
Qualcomm, Inc.SnapdragonQCM8838affected
Qualcomm, Inc.SnapdragonQCS4490affected
Qualcomm, Inc.SnapdragonQCS8550affected
Qualcomm, Inc.SnapdragonQLN1083BDaffected
Qualcomm, Inc.SnapdragonQLN1086BDaffected
Qualcomm, Inc.SnapdragonQPA1083BDaffected
Qualcomm, Inc.SnapdragonQPA1086BDaffected
Qualcomm, Inc.SnapdragonQualcomm Video Collaboration VC3 Platformaffected
Qualcomm, Inc.SnapdragonQXM1093affected
Qualcomm, Inc.SnapdragonQXM1094affected
Qualcomm, Inc.SnapdragonQXM1095affected
Qualcomm, Inc.SnapdragonQXM1096affected
Qualcomm, Inc.SnapdragonSA7255Paffected
Qualcomm, Inc.SnapdragonSA7775Paffected
Qualcomm, Inc.SnapdragonSA8255Paffected
Qualcomm, Inc.SnapdragonSA8620Paffected
Qualcomm, Inc.SnapdragonSA8770Paffected
Qualcomm, Inc.SnapdragonSA9000Paffected
Qualcomm, Inc.SnapdragonSAR2130Paffected
Qualcomm, Inc.SnapdragonSC8380XPaffected
Qualcomm, Inc.SnapdragonSD 8 Gen1 5Gaffected
Qualcomm, Inc.SnapdragonSD865 5Gaffected
Qualcomm, Inc.SnapdragonSDR753affected
Qualcomm, Inc.SnapdragonSM7435affected
Qualcomm, Inc.SnapdragonSnapdragon 4 Gen 2 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon 460 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon 6 Gen 1 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon 6 Gen 3 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon 662 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon 7 Gen 1 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon 8 Eliteaffected
Qualcomm, Inc.SnapdragonSnapdragon 8 Gen 1 Mobile Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon AR1 Gen 1 Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon XR2 5G Platformaffected
Qualcomm, Inc.SnapdragonSnapdragon XR2+ Gen 1 Platformaffected
Qualcomm, Inc.SnapdragonSRV1Haffected
Qualcomm, Inc.SnapdragonSRV1Maffected
Qualcomm, Inc.SnapdragonSXR2230Paffected
Qualcomm, Inc.SnapdragonSXR2330Paffected
Qualcomm, Inc.SnapdragonSXR2350Paffected
Qualcomm, Inc.SnapdragonWCD9370affected
Qualcomm, Inc.SnapdragonWCD9375affected
Qualcomm, Inc.SnapdragonWCD9380affected
Qualcomm, Inc.SnapdragonWCD9385affected
Qualcomm, Inc.SnapdragonWCN3950affected
Qualcomm, Inc.SnapdragonWCN3988affected
Qualcomm, Inc.SnapdragonWCN6755affected
Qualcomm, Inc.SnapdragonWCN7860affected
Qualcomm, Inc.SnapdragonWCN7861affected
Qualcomm, Inc.SnapdragonWCN7881affected
Qualcomm, Inc.SnapdragonWSA8810affected
Qualcomm, Inc.SnapdragonWSA8815affected
Qualcomm, Inc.SnapdragonWSA8830affected
Qualcomm, Inc.SnapdragonWSA8832affected
Qualcomm, Inc.SnapdragonWSA8835affected
Qualcomm, Inc.SnapdragonWSA8840affected
Qualcomm, Inc.SnapdragonWSA8845affected
Qualcomm, Inc.SnapdragonWSA8845Haffected
Qualcomm, Inc.SnapdragonXRV7209affected
Qualcomm, Inc.SnapdragonXRV9209affected

Weaknesses

  • CWE-787: CWE-787: Out-of-bounds Write

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References