CVE-2018-11949

Failure to initialize the extra buffer can lead to an out of buffer access in WLAN function in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT…

published May 24, 2019

CVSS
—
EPSS
1%
Percentile
60.7
In the wild
Unconfirmed
What it is

⚠️ A missing initialization can lead to unexpected out of buffer access in Snapdragon devices! It's like sending an important package without a tracking number — you might just lose it! 📦 Think of it like a restaurant running out of plates during peak hours — without enough prepared resources, the system can crash, leaving orders hanging and causing chaos in the kitchen. Here, the WLAN function in Snapdragon chips is left hanging without proper allocation, risking operational stability. If exploited, an attacker could potentially manipulate the WLAN function, causing erratic behavior or crashing the device. While there's no known exploit yet, the risk of unexpected behavior could impact connected services and functionalities.

Put simply

Think of it like a restaurant running out of plates during peak hours — without enough prepared resources, the system can crash, leaving orders hanging and causing chaos in the kitchen. Here, the WLAN function in Snapdragon chips is left hanging without proper allocation, risking operational stability. This vulnerability arises from a failure to initialize an extra buffer in various Snapdragon chipsets, leading to potential out-of-bounds access during WLAN operations. Essentially, if the system tries to access memory it shouldn't, it can lead to crashes or further exploits.

What to do

If exploited, an attacker could potentially manipulate the WLAN function, causing erratic behavior or crashing the device. While there's no known exploit yet, the risk of unexpected behavior could impact connected services and functionalities. To mitigate this risk, ensure that your Snapdragon devices are updated to the latest versions and consult with your vendor for any specific patches. Regularly check for updates related to the WLAN functionality to ensure all buffers are properly initialized. You've got this! By staying proactive and updating your systems, you're on the path to security hero status! 🦸‍♂️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00945 · 60.7th percentile
Published
2019-05-24T16:44Z
EPSS history
Timeline
  • 24 MAY 16:44Z
    Failure to initialize the extra buffer can lead to an out of buffer access in WLAN function in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT…
    cvelistv5