CVE-2017-8277 : Vulnerability Insights and Analysis
Learn about CVE-2017-8277 affecting Qualcomm products with Android releases from CAF using the Linux kernel. Discover the impact, technical details, and mitigation steps.
CVE-2017-8277 was published on September 21, 2017, affecting Qualcomm products with Android releases from CAF using the Linux kernel. The vulnerability could lead to a use-after-free scenario due to a client not being removed from a list.
Understanding CVE-2017-8277
This CVE impacts Qualcomm products running Android releases from CAF that utilize the Linux kernel.
What is CVE-2017-8277?
If a client fails to register in the function msm_dba_register_client, it would be freed but not removed from the list, potentially leading to a use-after-free scenario.
The Impact of CVE-2017-8277
The vulnerability could result in a use-after-free scenario when traversing the list again, potentially allowing for exploitation by malicious actors.
Technical Details of CVE-2017-8277
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
In Qualcomm products with Android releases from CAF using the Linux kernel, failing to register a client in the function msm_dba_register_client could lead to a use-after-free scenario.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
The vulnerability arises from the failure to remove a client from a list, causing a use-after-free scenario during list traversal.
Mitigation and Prevention
Protecting systems from CVE-2017-8277 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply relevant security patches provided by Qualcomm promptly.
- Monitor vendor communications for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Regularly update and patch all software and firmware on affected devices.
- Implement network segmentation and access controls to limit the impact of potential exploits.
Patching and Updates
Ensure that all Qualcomm products with Android releases from CAF using the Linux kernel are updated with the latest patches to mitigate the risk of exploitation.