CVE-2018-11936 Denial of service in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

Critical 9.8 Published Updated

An out-of-bounds memory access in Qualcomm Snapdragon firmware can cause a denial of service due to incorrect array index processing.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-11936?

CVE-2018-11936 is a critical denial of service vulnerability in Qualcomm Mdm9206 Firmware, published on 24 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Index of array is processed in a wrong way inside a while loop and result in invalid index (-1 or something else) leads to out of bound memory access. in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6174A, QCA6574, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9379, QCA9886, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 820, SD 820A, SD 835, SDX20, SDX24, Snapdragon_High_Med_2016

Weakness: CWE-400

Which versions are affected by CVE-2018-11936?

It affects 28 products.

Products include Qualcomm Mdm9206 Firmware, Qualcomm Mdm9607 Firmware, Qualcomm Mdm9640 Firmware, Qualcomm Mdm9650 Firmware, Qualcomm Msm8996au Firmware, Qualcomm Qca6174a Firmware and 22 more.

How do I fix CVE-2018-11936?

No fix has been published for CVE-2018-11936 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-11936 being exploited?

There is no known exploitation of CVE-2018-11936 in the wild and no public exploit code.

All Qualcomm Mdm9206 Firmware vulnerabilities

Sources

Also known as GHSA-qc5g-x3cg-494v.

Is CVE-2018-11936 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free