What’s Vulnerable › Vulnerabilities

CVE-2026-21385: Qualcomm Multiple Chipsets Memory Corruption Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2026-03-03
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-02 · updated 2026-06-17
• Weakness: CWE-190

Description

Memory corruption while using alignments for memory allocation.

Affected products

• Qualcomm 5G Fixed Wireless Access Platform Firmware: all versions
• Qualcomm Apq8098 Firmware: all versions
• Qualcomm Ar8031 Firmware: all versions
• Qualcomm Ar8035 Firmware: all versions
• Qualcomm C-V2X 9150 Firmware: all versions
• Qualcomm Csra6620 Firmware: all versions
• Qualcomm Csra6640 Firmware: all versions
• Qualcomm Fastconnect 6200 Firmware: all versions
• Qualcomm Fastconnect 6700 Firmware: all versions
• Qualcomm Fastconnect 6800 Firmware: all versions
• Qualcomm Fastconnect 6900 Firmware: all versions
• Qualcomm Fastconnect 7800 Firmware: all versions
• Qualcomm Flight Rb5 5G Platform Firmware: all versions
• Qualcomm Fsm100 Platform Firmware: all versions
• Qualcomm G1 Gen 1 Firmware: all versions
• Qualcomm G2 Gen 1 Firmware: all versions
• Qualcomm Iq-615 Firmware: all versions
• Qualcomm Iq-8275 Firmware: all versions
• Qualcomm Iq-8300 Firmware: all versions
• Qualcomm Iq-9075 Firmware: all versions
• Qualcomm Iq-9100 Firmware: all versions
• Qualcomm Lemans Au Lgit Firmware: all versions
• Qualcomm Lemansau Firmware: all versions
• Qualcomm Mdm9250 Firmware: all versions
• Qualcomm Mdm9628 Firmware: all versions
• Qualcomm Milos Firmware: all versions
• Qualcomm Monaco Iot Firmware: all versions
• Qualcomm Netrani Firmware: all versions
• Qualcomm Orne Firmware: all versions
• Qualcomm Palawan25 Firmware: all versions

References

• https://docs.qualcomm.com/product/publicresources/securitybulletin/march-2026-bulletin.html
• https://source.android.com/docs/security/bulletin/2026/2026-03-01
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21385

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