CVE-2017-7295: Use After Free
An issue was discovered in Contiki Operating System 3.0. A use-after-free vulnerability exists in httpd-simple.c in cc26xx-web-demo httpd, where upon a connection close event, the httpstate structure was not deallocated properly, resulting in a NULL pointer dereference in the output processing function. This resulted in a board crash, which can be used to perform denial of service.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2017-7295?
CVE-2017-7295 has a medium severity rating due to the potential for a NULL pointer dereference.
How do I fix CVE-2017-7295?
To fix CVE-2017-7295, update to a patched version of Contiki Operating System beyond 3.0 that addresses the use-after-free vulnerability.
What components are affected by CVE-2017-7295?
CVE-2017-7295 specifically affects the httpd-simple.c module in the Contiki Operating System 3.0.
What kind of vulnerability is CVE-2017-7295?
CVE-2017-7295 is a use-after-free vulnerability that can lead to unintended behavior in software.
What operational impact can CVE-2017-7295 cause?
CVE-2017-7295 can cause application crashes or unexpected behavior due to improper handling of the http_state structure.