CVE-2021-35119 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Out-of-bounds read in Qualcomm Snapdragon firmware allows attackers to read memory or cause denial of service via improper length validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-35119?
CVE-2021-35119 is a medium-severity memory corruption vulnerability in Qualcomm Aqt1000 Firmware, published on 14 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Potential out of Bounds read in FIPS event processing due to improper validation of the length from the firmware in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Weakness: CWE-125
Which versions are affected by CVE-2021-35119?
It affects 83 products.
Products include Qualcomm Aqt1000 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Csrb31024 Firmware, Qualcomm Qca6175a Firmware, Qualcomm Qca6310 Firmware, Qualcomm Qca6320 Firmware and 77 more.
How do I fix CVE-2021-35119?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-35119 being exploited?
There is no known exploitation of CVE-2021-35119 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 3009887, A-209481066, GHSA-vcc6-776w-m9w7, PUB-A-209481066.