CVE-2026-21384
Medium
Description
Memory Corruption when updating prepared commands with invalid port indices based on user space input exceeds supported read client limits.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Qualcomm Fastconnect 6700 Firmware
PublishedJul 6, 2026
First seenJul 6, 2026
Weakness typeCWE-787Out-of-bounds write
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qualcomm fastconnect_6700_firmware | No range specified | — |
| qualcomm fastconnect_6900_firmware | No range specified | — |
| qualcomm fastconnect_7800_firmware | No range specified | — |
| qualcomm lemans_au_lgit_firmware | No range specified | — |
| qualcomm lemansau_firmware | No range specified | — |
| qualcomm netrani_firmware | No range specified | — |
| qualcomm pandeiro_firmware | No range specified | — |
| qualcomm qam8255p_firmware | No range specified | — |
| qualcomm qamsrv1h_firmware | No range specified | — |
| qualcomm qamsrv1m_firmware | No range specified | — |
| qualcomm qca6595_firmware | No range specified | — |
| qualcomm qca6595au_firmware | No range specified | — |
| qualcomm qca6678aq_firmware | No range specified | — |
| qualcomm qca6698aq_firmware | No range specified | — |
| qualcomm qca6698au_firmware | No range specified | — |
| qualcomm qca6797aq_firmware | No range specified | — |
| qualcomm qcm4490_firmware | No range specified | — |
| qualcomm qcm5430_firmware | No range specified | — |
| qualcomm qcm6490_firmware | No range specified | — |
| qualcomm qcm8838_firmware | No range specified | — |
| qualcomm qcs4490_firmware | No range specified | — |
| qualcomm qcs8550_firmware | No range specified | — |
| qualcomm qln1083bd_firmware | No range specified | — |
| qualcomm qln1086bd_firmware | No range specified | — |
| qualcomm qpa1083bd_firmware | No range specified | — |
| qualcomm qpa1086bd_firmware | No range specified | — |
| qualcomm video_collaboration_vc3_platform_firmware | No range specified | — |
| qualcomm qxm1093_firmware | No range specified | — |
| qualcomm qxm1094_firmware | No range specified | — |
| qualcomm qxm1095_firmware | No range specified | — |
| qualcomm qxm1096_firmware | No range specified | — |
| qualcomm sa7255p_firmware | No range specified | — |
| qualcomm sa7775p_firmware | No range specified | — |
| qualcomm sa8255p_firmware | No range specified | — |
| qualcomm sa8620p_firmware | No range specified | — |
| qualcomm sa8770p_firmware | No range specified | — |
| qualcomm sa9000p_firmware | No range specified | — |
| qualcomm sar2130p_firmware | No range specified | — |
| qualcomm sc8380xp_firmware | No range specified | — |
| qualcomm sd_8_gen1_5g_firmware | No range specified | — |
| qualcomm sd865_5g_firmware | No range specified | — |
| qualcomm sdr753_firmware | No range specified | — |
| qualcomm sm7435_firmware | No range specified | — |
| qualcomm snapdragon_4_gen_2_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_460_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_6_gen_1_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_6_gen_3_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_662_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_7_gen_1_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_8_elite_firmware | No range specified | — |
| qualcomm snapdragon_8_gen_1_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_ar1_gen_1_platform_firmware | No range specified | — |
| qualcomm snapdragon_xr2_5g_platform_firmware | No range specified | — |
| qualcomm snapdragon_xr2\+_gen_1_platform_firmware | No range specified | — |
| qualcomm srv1h_firmware | No range specified | — |
| qualcomm srv1m_firmware | No range specified | — |
| qualcomm sxr2230p_firmware | No range specified | — |
| qualcomm sxr2330p_firmware | No range specified | — |
| qualcomm sxr2350p_firmware | No range specified | — |
| qualcomm wcd9370_firmware | No range specified | — |
| qualcomm wcd9375_firmware | No range specified | — |
| qualcomm wcd9380_firmware | No range specified | — |
| qualcomm wcd9385_firmware | No range specified | — |
| qualcomm wcn3950_firmware | No range specified | — |
| qualcomm wcn3988_firmware | No range specified | — |
| qualcomm wcn6755_firmware | No range specified | — |
| qualcomm wcn7860_firmware | No range specified | — |
| qualcomm wcn7861_firmware | No range specified | — |
| qualcomm wcn7881_firmware | No range specified | — |
| qualcomm wsa8810_firmware | No range specified | — |
| qualcomm wsa8815_firmware | No range specified | — |
| qualcomm wsa8830_firmware | No range specified | — |
| qualcomm wsa8832_firmware | No range specified | — |
| qualcomm wsa8835_firmware | No range specified | — |
| qualcomm wsa8840_firmware | No range specified | — |
| qualcomm wsa8845_firmware | No range specified | — |
| qualcomm wsa8845h_firmware | No range specified | — |
| qualcomm xrv7209_firmware | No range specified | — |
| qualcomm xrv9209_firmware | No range specified | — |
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