CVE-2018-11273

Description

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, 'voice_svc_dev' is allocated as a device-managed resource. If error 'cdev_alloc_err' occurs, 'device_destroy' will free all associated resources, including 'voice_svc_dev' leading to a double free.

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory android.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin third party advisory patch
https://source.codeaurora.org/quic/la/kernel/msm-3.18/commit/?id=789d4d21c3f1818dcbf74da4a051598e8f53676c third party advisory patch
https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=f34f6271362484c1f87f4176e72a3bfb80ee7711 third party advisory patch
https://source.android.com/security/bulletin/pixel/2018-09-01#qualcomm-components patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-11273?
CVE-2018-11273 has been scored as a high severity vulnerability.
How to fix CVE-2018-11273?
To fix CVE-2018-11273, 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-2018-11273 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-11273 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.
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