CVE-2017-15856

Description

Due to a race condition while processing the power stats debug file to read status, a double free condition can occur in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

References

Link	Tags
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin	third party advisory patch
https://source.android.com/security/bulletin/pixel/2018-06-01#qualcomm-components	patch vendor advisory
https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-2.0/commit/?id=ed02c0ccd6f7461a69d64903738372eaf21babcd	patch

Frequently Asked Questions

What is the severity of CVE-2017-15856?: CVE-2017-15856 has been scored as a high severity vulnerability.
How to fix CVE-2017-15856?: To fix CVE-2017-15856, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-15856 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2017-15856 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-15856?: CVE-2017-15856 affects Qualcomm, Inc. Android for MSM, Firefox OS for MSM, QRD Android.

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Description

Category

CWE-362 – Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

References

Frequently Asked Questions