CVE-2023-21652 Key Management Errors in HLOS
An attacker can potentially recover sensitive cryptographic keys from memory due to improper key management in Qualcomm Snapdragon HLOS.
- 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-2023-21652?
CVE-2023-21652 is a high-severity vulnerability in Qualcomm Aqt1000 Firmware, published on 8 Aug 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Cryptographic issue in HLOS as derived keys used to encrypt/decrypt information is present on stack after use.
Which versions are affected by CVE-2023-21652?
It affects 120 products.
Products include Qualcomm Aqt1000 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Csra6620 Firmware, Qualcomm Csra6640 Firmware, Qualcomm Qam8295p Firmware, Qualcomm Qca6390 Firmware and 114 more.
How do I fix CVE-2023-21652?
No fix has been published for CVE-2023-21652 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-21652 being exploited?
There is no known exploitation of CVE-2023-21652 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Aqt1000 Firmware
- CVE-2025-21479 Qualcomm Multiple Chipsets Incorrect Authorization
- CVE-2025-21480 Qualcomm Multiple Chipsets Incorrect Authorization
- CVE-2023-28562 Buffer Copy Without Checking Size of Input in QESL
- CVE-2022-40514 Buffer copy without checking size of input in WLAN Firmware
- CVE-2022-22096 Memory corruption in Snapdragon Connectivity, Snapdragon Mobile
Sources
Also known as GHSA-83q9-jh53-rrr4.