CVE-2019-9805

A latent vulnerability exists in the Prio library where data may be read from uninitialized memory for some functions, leading to potential memory corruption

published April 26, 2019

CVSS
—
EPSS
1%
Percentile
71.4
In the wild
Unconfirmed
What it is

⚠️ A sneaky memory oversight in the Prio library could spill sensitive data from uninitialized memory! 🔍 Think of it like a restaurant that serves leftovers but never cleans the fridge properly. You might end up with a mystery dish you didn’t order, and it could be anything from a delicious treat to something downright rancid! While this vulnerability isn’t actively exploited, the potential for memory corruption could lead to unexpected behavior in Firefox, possibly compromising user data or app performance. It's like having a small crack in a dam: it won't burst today, but it could leak later if left unchecked!

Put simply

Think of it like a restaurant that serves leftovers but never cleans the fridge properly. You might end up with a mystery dish you didn’t order, and it could be anything from a delicious treat to something downright rancid! This latent vulnerability in the Prio library enables unintended data leakage from uninitialized memory during certain function calls, affecting Firefox versions below 66.

What to do

While this vulnerability isn’t actively exploited, the potential for memory corruption could lead to unexpected behavior in Firefox, possibly compromising user data or app performance. It's like having a small crack in a dam: it won't burst today, but it could leak later if left unchecked! Developers should patch Firefox to version 66 or later to eliminate this risk. Additionally, reviewing usage of the Prio library in your applications for any outdated versions is a smart move. Regular audits of code can help catch such sneaky flaws before they become a problem. You've got this! Keep your software updated and you'll maintain your security hero status! 🦸‍♂️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01357 · 71.4th percentile
Published
2019-04-26T16:13Z
EPSS history
Timeline
  • 26 APR 16:13Z
    A latent vulnerability exists in the Prio library where data may be read from uninitialized memory for some functions, leading to potential memory corruption
    cvelistv5