CVE-2021-35122 Privilege escalation in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
Improper input validation allows non-secure regions to modify IO space permissions, potentially escalating privileges on Qualcomm Snapdragon devices.
- 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-2021-35122?
CVE-2021-35122 is a critical vulnerability in Qualcomm Aqt1000 Firmware, published on 2 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Non-secure region can try modifying RG permissions of IO space xPUs due to improper input validation in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
Weakness: CWE-20
Which versions are affected by CVE-2021-35122?
It affects 101 products.
Products include Qualcomm Aqt1000 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Qca6390 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6420 Firmware, Qualcomm Qca6421 Firmware and 95 more.
How do I fix CVE-2021-35122?
No fix has been published for CVE-2021-35122 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-35122 being exploited?
There is no known exploitation of CVE-2021-35122 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-5hm5-f32v-9xrr.