CVE-2025-21433 NULL Pointer Dereference in SPS-HLOS
A null pointer dereference in Qualcomm Snapdragon HLOS allows a transient denial of service when importing a malformed PKCS#8 RSA private key.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-21433?
CVE-2025-21433 is a medium-severity vulnerability in Qualcomm Apq8017 Firmware, published on 8 Jul 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Transient DOS when importing a PKCS#8-encoded RSA private key with a zero-sized modulus.
Weakness: CWE-476
Which versions are affected by CVE-2025-21433?
It affects 275 products.
Products include Qualcomm 215 Mobile Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8037 Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Csra6620 Firmware and 269 more.
How do I fix CVE-2025-21433?
No fix has been published for CVE-2025-21433 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-21433 being exploited?
There is no known exploitation of CVE-2025-21433 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Apq8017 Firmware
- CVE-2024-33060 Use After Free in DSP Service
- CVE-2023-28547 Buffer Copy Without Checking Size of Input in SPS Applications
- CVE-2023-33023 Buffer Copy without Checking Size of Input (`Classic Buffer Overflow`) in SPS-Applications
- CVE-2023-43555 Buffer Over-read in Video
- CVE-2025-27042 Incorrect Calculation of Buffer Size in Video
Sources
Also known as GHSA-28jm-h53g-x4fr.