CVE-2023-43513: Use of Out-of-range Pointer Offset in PCIe

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-06 · updated 2026-06-17
Weakness: CWE-823

Description

Memory corruption while processing the event ring, the context read pointer is untrusted to HLOS and when it is passed with arbitrary values, may point to address in the middle of ring element.

Affected products

Qualcomm 315 5G Iot Modem Firmware: all versions
Qualcomm Apq8017 Firmware: all versions
Qualcomm Aqt1000 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 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 Fsm20055 Firmware: all versions
Qualcomm Fsm20056 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 Ipq5010 Firmware: all versions
Qualcomm Ipq6018 Firmware: all versions
Qualcomm Ipq8074A Firmware: all versions
Qualcomm Ipq8174 Firmware: all versions
Qualcomm Ipq9574 Firmware: all versions
Qualcomm Mdm9628 Firmware: all versions
Qualcomm Qam8255P Firmware: all versions

References

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