CVE-2023-43511: Qualcomm 315 5g IoT Modem Firmware

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Transient DOS while parsing IPv6 extension header when WLAN firmware receives an IPv6 packet that contains `IPPROTO_NONE` as the next header.

Affected products

  • Qualcomm 315 5g IoT Modem Firmware: affected versions not specified
  • Qualcomm 9206 Lte Modem Firmware: affected versions not specified
  • Qualcomm APQ8017 Firmware: affected versions not specified
  • Qualcomm APQ8064AU Firmware: affected versions not specified
  • Qualcomm APQ8092 Firmware: affected versions not specified
  • Qualcomm APQ8094 Firmware: affected versions not specified
  • Qualcomm AQT1000 Firmware: affected versions not specified
  • Qualcomm AR8031 Firmware: affected versions not specified
  • Qualcomm AR8035 Firmware: affected versions not specified
  • Qualcomm AR9380 Firmware: affected versions not specified
  • Qualcomm CSR8811 Firmware: affected versions not specified
  • Qualcomm CSRA6620 Firmware: affected versions not specified
  • Qualcomm CSRA6640 Firmware: affected versions not specified
  • Qualcomm CSRB31024 Firmware: affected versions not specified
  • Qualcomm Fastconnect 6200 Firmware: affected versions not specified
  • Qualcomm Fastconnect 6700 Firmware: affected versions not specified
  • Qualcomm Fastconnect 6800 Firmware: affected versions not specified
  • Qualcomm Fastconnect 6900 Firmware: affected versions not specified
  • Qualcomm Fastconnect 7800 Firmware: affected versions not specified
  • Qualcomm Flight RB5 5g Platform Firmware: affected versions not specified
  • Qualcomm Home Hub 100 Platform Firmware: affected versions not specified
  • Qualcomm Immersive Home 214 Platform Firmware: affected versions not specified
  • Qualcomm Immersive Home 216 Platform Firmware: affected versions not specified
  • Qualcomm Immersive Home 316 Platform Firmware: affected versions not specified
  • Qualcomm Immersive Home 318 Platform Firmware: affected versions not specified
  • and 331 more

Published 2024-01-02. Last modified 2026-06-17.