CVE-2023-43513 Use of Out-of-range Pointer Offset in PCIe
An attacker can exploit an out-of-range pointer offset in Qualcomm Snapdragon PCIe drivers to cause memory corruption, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-43513?
CVE-2023-43513 is a high-severity memory corruption vulnerability in Qualcomm 315 5g Iot Modem Firmware, published on 6 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Which versions are affected by CVE-2023-43513?
It affects 267 products.
Products include Qualcomm 315 5g Iot Modem Firmware, Qualcomm Apq8017 Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware, Qualcomm Ar8035 Firmware, Qualcomm C-V2x 9150 Firmware and 261 more.
How do I fix CVE-2023-43513?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-43513 being exploited?
There is no known exploitation of CVE-2023-43513 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm 315 5g Iot Modem Firmware
- CVE-2023-33107 Qualcomm Multiple Chipsets Integer Overflow
- CVE-2023-33063 Qualcomm Multiple Chipsets Use-After-Free
- CVE-2025-27034 Improper Validation of Array Index in Multi-Mode Call Processor
- CVE-2023-22388 Use of Out-of-range Pointer Offset in Multi-mode Call Processor
- CVE-2023-28578 Improper Input Validation in Services
Sources
Also known as 3545432, A-303101658, ASB-A-303101658, GHSA-pg26-49x3-7h59.