CVE-2021-35121: Out-of-bounds Read
An array index is improperly used to lock and unlock a mutex which can lead to a Use After Free condition In the Synx driver in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
android/:linux_kernel:Qualcommto a version that resolves this vulnerability.Fixed in SoCVersion:2022-06-05
Event History
Frequently Asked Questions
What is the severity of CVE-2021-35121?
CVE-2021-35121 is categorized as a high severity vulnerability due to its potential to cause a Use After Free condition.
How do I fix CVE-2021-35121?
To mitigate CVE-2021-35121, you should update to the latest firmware version provided by Qualcomm for the affected devices.
What devices are affected by CVE-2021-35121?
CVE-2021-35121 affects various Qualcomm firmware platforms including APQ8053, msm8953, and others listed in the advisory.
What type of vulnerability is CVE-2021-35121?
CVE-2021-35121 is classified as a Use After Free vulnerability that can lead to unauthorized code execution.
Is there a known exploitation for CVE-2021-35121?
As of now, there are no public reports confirming the active exploitation of CVE-2021-35121.