CVE-2025-21484 Buffer Over-read in Data Network Stack & Connectivity

What is CVE-2025-21484?

CVE-2025-21484 is a high-severity vulnerability in Qualcomm Apq8064au Firmware, published on 24 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Information disclosure when UE receives the RTP packet from the network, while decoding and reassembling the fragments from RTP packet.

Weakness: CWE-126

Which versions are affected by CVE-2025-21484?

It affects 173 products.

Products include Qualcomm Apq8064au Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Fastconnect 6200 Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6800 Firmware, Qualcomm Fastconnect 6900 Firmware and 167 more.

How do I fix CVE-2025-21484?

No fix has been published for CVE-2025-21484 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-21484 being exploited?

There is no known exploitation of CVE-2025-21484 in the wild and no public exploit code.

Other vulnerabilities in Qualcomm Apq8064au Firmware

• CVE-2022-33219 Integer Overflow to Buffer Overflow in Automotive Critical 9.3
• CVE-2023-21643 Untrusted Pointer Dereference in Automotive Critical 9.1
• CVE-2025-27074 Incorrect Calculation of Buffer Size in SCE-Mink High 8.8
• CVE-2023-33021 Use After Free in Graphics High 8.4
• CVE-2023-21632 Stack-based Buffer Overflow in Automotive GPU High 8.4

All Qualcomm Apq8064au Firmware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fr4j-w362-3r3p.