CVE-2019-2309

While storing calibrated data from firmware in cache, An integer overflow may occur since data length received may exceed real data length

published July 25, 2019

CVSS
—
EPSS
1%
Percentile
54.1
In the wild
Unconfirmed
What it is

⚠️ Watch out! An integer overflow could sneak in while firmware data is cached, leading to unexpected results in Snapdragon devices. 🔍 Think of it like trying to fit a giant suitcase into a tiny elevator — if you push too hard, the elevator could break down. In this case, the firmware data length could exceed its limits, potentially causing a malfunction. If exploited, this vulnerability could lead to confusion within the system's operations, possibly affecting data integrity and causing unexpected behavior in devices. While there’s no known exploitation, the risk of unpredictable outcomes should be taken seriously!

Put simply

Think of it like trying to fit a giant suitcase into a tiny elevator — if you push too hard, the elevator could break down. In this case, the firmware data length could exceed its limits, potentially causing a malfunction. This vulnerability stems from an integer overflow that occurs when the length of the received data exceeds the actual data length while storing calibrated data from firmware in cache. This could compromise the stability of multiple Snapdragon components.

What to do

If exploited, this vulnerability could lead to confusion within the system's operations, possibly affecting data integrity and causing unexpected behavior in devices. While there’s no known exploitation, the risk of unpredictable outcomes should be taken seriously! To mitigate this vulnerability, ensure that your firmware is up to date with the latest patches provided by Qualcomm. Regularly audit your devices for firmware security updates and consider implementing additional checks to validate data lengths during storage. 🛡️ You've got this! By staying vigilant and proactive, you can help secure your devices against potential issues. 🚀

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00742 · 54.1th percentile
Published
2019-07-25T16:33Z
EPSS history
Timeline
  • 25 JUL 16:33Z
    While storing calibrated data from firmware in cache, An integer overflow may occur since data length received may exceed real data length
    cvelistv5