What’s Vulnerable › Vulnerabilities

CVE-2023-43511: Loop with Unreachable Exit Condition (Infinite Loop) in WLAN Firmware

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-01-02 · updated 2026-06-17
• Weakness: CWE-835

Description

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: all versions
• Qualcomm 9206 Lte Modem Firmware: all versions
• Qualcomm Apq8017 Firmware: all versions
• Qualcomm Apq8064Au Firmware: all versions
• Qualcomm Apq8092 Firmware: all versions
• Qualcomm Apq8094 Firmware: all versions
• Qualcomm Aqt1000 Firmware: all versions
• Qualcomm Ar8031 Firmware: all versions
• Qualcomm Ar8035 Firmware: all versions
• Qualcomm Ar9380 Firmware: all versions
• Qualcomm Csr8811 Firmware: all versions
• Qualcomm Csra6620 Firmware: all versions
• Qualcomm Csra6640 Firmware: all versions
• Qualcomm Csrb31024 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 Home Hub 100 Platform Firmware: all versions
• Qualcomm Immersive Home 214 Platform Firmware: all versions
• Qualcomm Immersive Home 216 Platform Firmware: all versions
• Qualcomm Immersive Home 316 Platform Firmware: all versions
• Qualcomm Immersive Home 318 Platform Firmware: all versions
• Qualcomm Immersive Home 3210 Platform Firmware: all versions
• Qualcomm Immersive Home 326 Platform Firmware: all versions
• Qualcomm Ipq4018 Firmware: all versions
• Qualcomm Ipq4028 Firmware: all versions
• Qualcomm Ipq4029 Firmware: all versions

References

• https://www.qualcomm.com/company/product-security/bulletins/january-2024-bulletin
• https://www.qualcomm.com/company/product-security/bulletins/january-2024-bulletin

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