CVE-2021-30305 Memory corruption in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Out-of-bounds access in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or escalate privileges via improper page offset validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-30305?
CVE-2021-30305 is a high-severity memory corruption vulnerability in Qualcomm Qca6174a Firmware, published on 20 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Possible out of bound access due to lack of validation of page offset before page is inserted in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Weakness: CWE-20
Which versions are affected by CVE-2021-30305?
It affects 41 products.
Products include Qualcomm Qca6174a Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6574 Firmware, Qualcomm Qca6574a Firmware, Qualcomm Qca6574au Firmware, Qualcomm Qca6595au Firmware and 35 more.
How do I fix CVE-2021-30305?
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-2021-30305 being exploited?
There is no known exploitation of CVE-2021-30305 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Qca6174a Firmware
Sources
Also known as 2913910, A-193070437, ASB-A-193070437, GHSA-2cgv-9p9x-26g8.