CVE-2025-21482 Cryptographic Issues in Core
A cryptographic flaw in RSA PKCS padding decoding within Qualcomm Snapdragon firmware allows attackers to bypass security mechanisms.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-21482?
CVE-2025-21482 is a high-severity vulnerability in Qualcomm 315 5g Iot Modem Firmware, published on 24 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Cryptographic issue while performing RSA PKCS padding decoding.
Weakness: CWE-310
Which versions are affected by CVE-2025-21482?
It affects 287 products.
Products include Qualcomm 315 5g Iot Modem Firmware, Qualcomm 9205 Lte Modem Firmware, Qualcomm 9206 Lte Modem Firmware, Qualcomm 9207 Lte Modem Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8037 Firmware and 281 more.
How do I fix CVE-2025-21482?
No fix has been published for CVE-2025-21482 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-21482 being exploited?
There is no known exploitation of CVE-2025-21482 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 GHSA-mv3f-wvhc-h8hg.